Home / 158,985,827.20-238,478,740.80-147,506,701.60

Finding the Fourth Proportional to 158,985,827.20, 238,478,740.80 and 147,506,701.60

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Solution

The fourth proportional to 158,985,827.20, 238,478,740.80 and 147,506,701.60 is: 221,260,052.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,985,827.20 : 238,478,740.80 = 147,506,701.60 : x
  2. Step 2: Convert to fraction form
    158,985,827.20/238,478,740.80 = 147,506,701.60/x
  3. Step 3: Cross multiply
    158,985,827.20x = 238,478,740.80 × 147,506,701.60
  4. Step 4: Simplify right side
    158,985,827.20x = 35,177,212,457,129,344
  5. Step 5: Solve for x
    x = 35,177,212,457,129,344/158,985,827.20
  6. Step 6: Final answer
    x = 221,260,052.40

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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.