Home / 177,951,615.60-266,927,423.40-139,731,020.40

Finding the Fourth Proportional to 177,951,615.60, 266,927,423.40 and 139,731,020.40

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Solution

The fourth proportional to 177,951,615.60, 266,927,423.40 and 139,731,020.40 is: 209,596,530.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,951,615.60 : 266,927,423.40 = 139,731,020.40 : x
  2. Step 2: Convert to fraction form
    177,951,615.60/266,927,423.40 = 139,731,020.40/x
  3. Step 3: Cross multiply
    177,951,615.60x = 266,927,423.40 × 139,731,020.40
  4. Step 4: Simplify right side
    177,951,615.60x = 37,298,041,244,424,840
  5. Step 5: Solve for x
    x = 37,298,041,244,424,840/177,951,615.60
  6. Step 6: Final answer
    x = 209,596,530.60

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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.