Home / 242,038,429.56-363,131,602.74-145,102,053.24

Finding the Fourth Proportional to 242,038,429.56, 363,131,602.74 and 145,102,053.24

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Solution

The fourth proportional to 242,038,429.56, 363,131,602.74 and 145,102,053.24 is: 217,697,417.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,038,429.56 : 363,131,602.74 = 145,102,053.24 : x
  2. Step 2: Convert to fraction form
    242,038,429.56/363,131,602.74 = 145,102,053.24/x
  3. Step 3: Cross multiply
    242,038,429.56x = 363,131,602.74 × 145,102,053.24
  4. Step 4: Simplify right side
    242,038,429.56x = 52,691,141,153,906,016
  5. Step 5: Solve for x
    x = 52,691,141,153,906,016/242,038,429.56
  6. Step 6: Final answer
    x = 217,697,417.93

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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.