Home / 864,825,492.03-1,299,307,752.75-554,541,025.50

Finding the Fourth Proportional to 864,825,492.03, 1,299,307,752.75 and 554,541,025.50

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Solution

The fourth proportional to 864,825,492.03, 1,299,307,752.75 and 554,541,025.50 is: 833,138,546.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,825,492.03 : 1,299,307,752.75 = 554,541,025.50 : x
  2. Step 2: Convert to fraction form
    864,825,492.03/1,299,307,752.75 = 554,541,025.50/x
  3. Step 3: Cross multiply
    864,825,492.03x = 1,299,307,752.75 × 554,541,025.50
  4. Step 4: Simplify right side
    864,825,492.03x = 720,519,453,652,192,640
  5. Step 5: Solve for x
    x = 720,519,453,652,192,640/864,825,492.03
  6. Step 6: Final answer
    x = 833,138,546.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.