Home / 74,882,526.66-103,348,152.42-43,092,042.90

Finding the Fourth Proportional to 74,882,526.66, 103,348,152.42 and 43,092,042.90

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Solution

The fourth proportional to 74,882,526.66, 103,348,152.42 and 43,092,042.90 is: 59,472,926.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,882,526.66 : 103,348,152.42 = 43,092,042.90 : x
  2. Step 2: Convert to fraction form
    74,882,526.66/103,348,152.42 = 43,092,042.90/x
  3. Step 3: Cross multiply
    74,882,526.66x = 103,348,152.42 × 43,092,042.90
  4. Step 4: Simplify right side
    74,882,526.66x = 4,453,483,017,718,378.50
  5. Step 5: Solve for x
    x = 4,453,483,017,718,378.50/74,882,526.66
  6. Step 6: Final answer
    x = 59,472,926.68

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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.