Home / 1,071,102,411.46-1,605,920,142.39-545,454,007.78

Finding the Fourth Proportional to 1,071,102,411.46, 1,605,920,142.39 and 545,454,007.78

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Solution

The fourth proportional to 1,071,102,411.46, 1,605,920,142.39 and 545,454,007.78 is: 817,807,492.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,102,411.46 : 1,605,920,142.39 = 545,454,007.78 : x
  2. Step 2: Convert to fraction form
    1,071,102,411.46/1,605,920,142.39 = 545,454,007.78/x
  3. Step 3: Cross multiply
    1,071,102,411.46x = 1,605,920,142.39 × 545,454,007.78
  4. Step 4: Simplify right side
    1,071,102,411.46x = 875,955,577,841,253,760
  5. Step 5: Solve for x
    x = 875,955,577,841,253,760/1,071,102,411.46
  6. Step 6: Final answer
    x = 817,807,492.98

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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.