Home / 133,032,612.15-182,251,631.95-128,058,832.87

Finding the Fourth Proportional to 133,032,612.15, 182,251,631.95 and 128,058,832.87

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Solution

The fourth proportional to 133,032,612.15, 182,251,631.95 and 128,058,832.87 is: 175,437,668.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,032,612.15 : 182,251,631.95 = 128,058,832.87 : x
  2. Step 2: Convert to fraction form
    133,032,612.15/182,251,631.95 = 128,058,832.87/x
  3. Step 3: Cross multiply
    133,032,612.15x = 182,251,631.95 × 128,058,832.87
  4. Step 4: Simplify right side
    133,032,612.15x = 23,338,931,275,394,028
  5. Step 5: Solve for x
    x = 23,338,931,275,394,028/133,032,612.15
  6. Step 6: Final answer
    x = 175,437,668.24

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.