Home / 160,154,231.40-240,231,347.10-108,757,981.80

Finding the Fourth Proportional to 160,154,231.40, 240,231,347.10 and 108,757,981.80

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Solution

The fourth proportional to 160,154,231.40, 240,231,347.10 and 108,757,981.80 is: 163,136,972.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,154,231.40 : 240,231,347.10 = 108,757,981.80 : x
  2. Step 2: Convert to fraction form
    160,154,231.40/240,231,347.10 = 108,757,981.80/x
  3. Step 3: Cross multiply
    160,154,231.40x = 240,231,347.10 × 108,757,981.80
  4. Step 4: Simplify right side
    160,154,231.40x = 26,127,076,475,691,280
  5. Step 5: Solve for x
    x = 26,127,076,475,691,280/160,154,231.40
  6. Step 6: Final answer
    x = 163,136,972.70

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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.