Home / 1,038,272,204.61-1,432,815,526.71-561,962,492.19

Finding the Fourth Proportional to 1,038,272,204.61, 1,432,815,526.71 and 561,962,492.19

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Solution

The fourth proportional to 1,038,272,204.61, 1,432,815,526.71 and 561,962,492.19 is: 775,508,176.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,038,272,204.61 : 1,432,815,526.71 = 561,962,492.19 : x
  2. Step 2: Convert to fraction form
    1,038,272,204.61/1,432,815,526.71 = 561,962,492.19/x
  3. Step 3: Cross multiply
    1,038,272,204.61x = 1,432,815,526.71 × 561,962,492.19
  4. Step 4: Simplify right side
    1,038,272,204.61x = 805,188,584,238,479,232
  5. Step 5: Solve for x
    x = 805,188,584,238,479,232/1,038,272,204.61
  6. Step 6: Final answer
    x = 775,508,176.63

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Half scale
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Double scale
Find fourth proportional to 1,038,272,205.61, 1,432,815,528.09 and 561,962,493.19
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.