Home / 98,415,098.80-147,622,648.20-93,153,832.90

Finding the Fourth Proportional to 98,415,098.80, 147,622,648.20 and 93,153,832.90

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Solution

The fourth proportional to 98,415,098.80, 147,622,648.20 and 93,153,832.90 is: 139,730,749.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,415,098.80 : 147,622,648.20 = 93,153,832.90 : x
  2. Step 2: Convert to fraction form
    98,415,098.80/147,622,648.20 = 93,153,832.90/x
  3. Step 3: Cross multiply
    98,415,098.80x = 147,622,648.20 × 93,153,832.90
  4. Step 4: Simplify right side
    98,415,098.80x = 13,751,615,502,678,286
  5. Step 5: Solve for x
    x = 13,751,615,502,678,286/98,415,098.80
  6. Step 6: Final answer
    x = 139,730,749.35

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Similar ratio
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1.5x scale

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.