Home / 157,741,603.20-236,612,404.80-89,717,155.20

Finding the Fourth Proportional to 157,741,603.20, 236,612,404.80 and 89,717,155.20

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Solution

The fourth proportional to 157,741,603.20, 236,612,404.80 and 89,717,155.20 is: 134,575,732.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,741,603.20 : 236,612,404.80 = 89,717,155.20 : x
  2. Step 2: Convert to fraction form
    157,741,603.20/236,612,404.80 = 89,717,155.20/x
  3. Step 3: Cross multiply
    157,741,603.20x = 236,612,404.80 × 89,717,155.20
  4. Step 4: Simplify right side
    157,741,603.20x = 21,228,191,843,686,828
  5. Step 5: Solve for x
    x = 21,228,191,843,686,828/157,741,603.20
  6. Step 6: Final answer
    x = 134,575,732.80

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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.