Home / 195,008,049.60-292,512,074.40-65,572,641.60

Finding the Fourth Proportional to 195,008,049.60, 292,512,074.40 and 65,572,641.60

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Solution

The fourth proportional to 195,008,049.60, 292,512,074.40 and 65,572,641.60 is: 98,358,962.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,008,049.60 : 292,512,074.40 = 65,572,641.60 : x
  2. Step 2: Convert to fraction form
    195,008,049.60/292,512,074.40 = 65,572,641.60/x
  3. Step 3: Cross multiply
    195,008,049.60x = 292,512,074.40 × 65,572,641.60
  4. Step 4: Simplify right side
    195,008,049.60x = 19,180,789,418,303,732
  5. Step 5: Solve for x
    x = 19,180,789,418,303,732/195,008,049.60
  6. Step 6: Final answer
    x = 98,358,962.40

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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.