Home / 1,071,102,410.46-1,605,920,140.89-545,454,006.78

Finding the Fourth Proportional to 1,071,102,410.46, 1,605,920,140.89 and 545,454,006.78

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Solution

The fourth proportional to 1,071,102,410.46, 1,605,920,140.89 and 545,454,006.78 is: 817,807,491.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,102,410.46 : 1,605,920,140.89 = 545,454,006.78 : x
  2. Step 2: Convert to fraction form
    1,071,102,410.46/1,605,920,140.89 = 545,454,006.78/x
  3. Step 3: Cross multiply
    1,071,102,410.46x = 1,605,920,140.89 × 545,454,006.78
  4. Step 4: Simplify right side
    1,071,102,410.46x = 875,955,575,417,152,640
  5. Step 5: Solve for x
    x = 875,955,575,417,152,640/1,071,102,410.46
  6. Step 6: Final answer
    x = 817,807,491.48

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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.