Home / 331,776,287.40-497,664,431.10-101,780,869.80

Finding the Fourth Proportional to 331,776,287.40, 497,664,431.10 and 101,780,869.80

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Solution

The fourth proportional to 331,776,287.40, 497,664,431.10 and 101,780,869.80 is: 152,671,304.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,776,287.40 : 497,664,431.10 = 101,780,869.80 : x
  2. Step 2: Convert to fraction form
    331,776,287.40/497,664,431.10 = 101,780,869.80/x
  3. Step 3: Cross multiply
    331,776,287.40x = 497,664,431.10 × 101,780,869.80
  4. Step 4: Simplify right side
    331,776,287.40x = 50,652,718,665,880,168
  5. Step 5: Solve for x
    x = 50,652,718,665,880,168/331,776,287.40
  6. Step 6: Final answer
    x = 152,671,304.70

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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.