Home / 177,789,421.40-266,684,132.10-158,515,827.80

Finding the Fourth Proportional to 177,789,421.40, 266,684,132.10 and 158,515,827.80

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Solution

The fourth proportional to 177,789,421.40, 266,684,132.10 and 158,515,827.80 is: 237,773,741.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,789,421.40 : 266,684,132.10 = 158,515,827.80 : x
  2. Step 2: Convert to fraction form
    177,789,421.40/266,684,132.10 = 158,515,827.80/x
  3. Step 3: Cross multiply
    177,789,421.40x = 266,684,132.10 × 158,515,827.80
  4. Step 4: Simplify right side
    177,789,421.40x = 42,273,655,960,956,056
  5. Step 5: Solve for x
    x = 42,273,655,960,956,056/177,789,421.40
  6. Step 6: Final answer
    x = 237,773,741.70

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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.