Home / 157,266,543.60-235,843,828.20-71,046,255.60

Finding the Fourth Proportional to 157,266,543.60, 235,843,828.20 and 71,046,255.60

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Solution

The fourth proportional to 157,266,543.60, 235,843,828.20 and 71,046,255.60 is: 106,544,090.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,266,543.60 : 235,843,828.20 = 71,046,255.60 : x
  2. Step 2: Convert to fraction form
    157,266,543.60/235,843,828.20 = 71,046,255.60/x
  3. Step 3: Cross multiply
    157,266,543.60x = 235,843,828.20 × 71,046,255.60
  4. Step 4: Simplify right side
    157,266,543.60x = 16,755,820,899,979,686
  5. Step 5: Solve for x
    x = 16,755,820,899,979,686/157,266,543.60
  6. Step 6: Final answer
    x = 106,544,090.79

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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.