Home / 474,073,003.15-709,692,711.09-286,760,079.94

Finding the Fourth Proportional to 474,073,003.15, 709,692,711.09 and 286,760,079.94

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Solution

The fourth proportional to 474,073,003.15, 709,692,711.09 and 286,760,079.94 is: 429,283,121.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,073,003.15 : 709,692,711.09 = 286,760,079.94 : x
  2. Step 2: Convert to fraction form
    474,073,003.15/709,692,711.09 = 286,760,079.94/x
  3. Step 3: Cross multiply
    474,073,003.15x = 709,692,711.09 × 286,760,079.94
  4. Step 4: Simplify right side
    474,073,003.15x = 203,511,538,565,003,744
  5. Step 5: Solve for x
    x = 203,511,538,565,003,744/474,073,003.15
  6. Step 6: Final answer
    x = 429,283,121.40

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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.