Home / 817,960,097.40-1,226,940,146.10-472,736,023.80

Finding the Fourth Proportional to 817,960,097.40, 1,226,940,146.10 and 472,736,023.80

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Solution

The fourth proportional to 817,960,097.40, 1,226,940,146.10 and 472,736,023.80 is: 709,104,035.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,960,097.40 : 1,226,940,146.10 = 472,736,023.80 : x
  2. Step 2: Convert to fraction form
    817,960,097.40/1,226,940,146.10 = 472,736,023.80/x
  3. Step 3: Cross multiply
    817,960,097.40x = 1,226,940,146.10 × 472,736,023.80
  4. Step 4: Simplify right side
    817,960,097.40x = 580,018,806,107,905,024
  5. Step 5: Solve for x
    x = 580,018,806,107,905,024/817,960,097.40
  6. Step 6: Final answer
    x = 709,104,035.70

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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.