Home / 752,346,697.32-1,038,144,426.66-417,773,730.92

Finding the Fourth Proportional to 752,346,697.32, 1,038,144,426.66 and 417,773,730.92

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Solution

The fourth proportional to 752,346,697.32, 1,038,144,426.66 and 417,773,730.92 is: 576,475,542.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,346,697.32 : 1,038,144,426.66 = 417,773,730.92 : x
  2. Step 2: Convert to fraction form
    752,346,697.32/1,038,144,426.66 = 417,773,730.92/x
  3. Step 3: Cross multiply
    752,346,697.32x = 1,038,144,426.66 × 417,773,730.92
  4. Step 4: Simplify right side
    752,346,697.32x = 433,709,470,359,552,512
  5. Step 5: Solve for x
    x = 433,709,470,359,552,512/752,346,697.32
  6. Step 6: Final answer
    x = 576,475,542.33

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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.