Home / 119,264,737.80-178,897,106.70-107,785,612.20

Finding the Fourth Proportional to 119,264,737.80, 178,897,106.70 and 107,785,612.20

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Solution

The fourth proportional to 119,264,737.80, 178,897,106.70 and 107,785,612.20 is: 161,678,418.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,264,737.80 : 178,897,106.70 = 107,785,612.20 : x
  2. Step 2: Convert to fraction form
    119,264,737.80/178,897,106.70 = 107,785,612.20/x
  3. Step 3: Cross multiply
    119,264,737.80x = 178,897,106.70 × 107,785,612.20
  4. Step 4: Simplify right side
    119,264,737.80x = 19,282,534,166,468,220
  5. Step 5: Solve for x
    x = 19,282,534,166,468,220/119,264,737.80
  6. Step 6: Final answer
    x = 161,678,418.30

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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.