Home / 123,771,909.12-185,691,456-37,506,831.36

Finding the Fourth Proportional to 123,771,909.12, 185,691,456 and 37,506,831.36

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Solution

The fourth proportional to 123,771,909.12, 185,691,456 and 37,506,831.36 is: 56,270,426.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,771,909.12 : 185,691,456 = 37,506,831.36 : x
  2. Step 2: Convert to fraction form
    123,771,909.12/185,691,456 = 37,506,831.36/x
  3. Step 3: Cross multiply
    123,771,909.12x = 185,691,456 × 37,506,831.36
  4. Step 4: Simplify right side
    123,771,909.12x = 6,964,698,125,184,860
  5. Step 5: Solve for x
    x = 6,964,698,125,184,860/123,771,909.12
  6. Step 6: Final answer
    x = 56,270,426.58

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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.