Home / 98,199,555.52-147,341,809.68-52,708,205.92

Finding the Fourth Proportional to 98,199,555.52, 147,341,809.68 and 52,708,205.92

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Solution

The fourth proportional to 98,199,555.52, 147,341,809.68 and 52,708,205.92 is: 79,085,107.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,199,555.52 : 147,341,809.68 = 52,708,205.92 : x
  2. Step 2: Convert to fraction form
    98,199,555.52/147,341,809.68 = 52,708,205.92/x
  3. Step 3: Cross multiply
    98,199,555.52x = 147,341,809.68 × 52,708,205.92
  4. Step 4: Simplify right side
    98,199,555.52x = 7,766,122,445,238,890
  5. Step 5: Solve for x
    x = 7,766,122,445,238,890/98,199,555.52
  6. Step 6: Final answer
    x = 79,085,107.91

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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.