Home / 487,768,381.19-731,535,422.09-225,200,656.66

Finding the Fourth Proportional to 487,768,381.19, 731,535,422.09 and 225,200,656.66

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Solution

The fourth proportional to 487,768,381.19, 731,535,422.09 and 225,200,656.66 is: 337,746,897.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,768,381.19 : 731,535,422.09 = 225,200,656.66 : x
  2. Step 2: Convert to fraction form
    487,768,381.19/731,535,422.09 = 225,200,656.66/x
  3. Step 3: Cross multiply
    487,768,381.19x = 731,535,422.09 × 225,200,656.66
  4. Step 4: Simplify right side
    487,768,381.19x = 164,742,257,419,934,592
  5. Step 5: Solve for x
    x = 164,742,257,419,934,592/487,768,381.19
  6. Step 6: Final answer
    x = 337,746,897.45

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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.