Home / 123,834,582.39-185,347,675.08-91,036,468.11

Finding the Fourth Proportional to 123,834,582.39, 185,347,675.08 and 91,036,468.11

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Solution

The fourth proportional to 123,834,582.39, 185,347,675.08 and 91,036,468.11 is: 136,257,557.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,834,582.39 : 185,347,675.08 = 91,036,468.11 : x
  2. Step 2: Convert to fraction form
    123,834,582.39/185,347,675.08 = 91,036,468.11/x
  3. Step 3: Cross multiply
    123,834,582.39x = 185,347,675.08 × 91,036,468.11
  4. Step 4: Simplify right side
    123,834,582.39x = 16,873,397,711,683,062
  5. Step 5: Solve for x
    x = 16,873,397,711,683,062/123,834,582.39
  6. Step 6: Final answer
    x = 136,257,557.35

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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.