Home / 156,975,177.60-235,602,734.40-92,197,987.20

Finding the Fourth Proportional to 156,975,177.60, 235,602,734.40 and 92,197,987.20

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Solution

The fourth proportional to 156,975,177.60, 235,602,734.40 and 92,197,987.20 is: 138,379,189.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,975,177.60 : 235,602,734.40 = 92,197,987.20 : x
  2. Step 2: Convert to fraction form
    156,975,177.60/235,602,734.40 = 92,197,987.20/x
  3. Step 3: Cross multiply
    156,975,177.60x = 235,602,734.40 × 92,197,987.20
  4. Step 4: Simplify right side
    156,975,177.60x = 21,722,097,890,496,200
  5. Step 5: Solve for x
    x = 21,722,097,890,496,200/156,975,177.60
  6. Step 6: Final answer
    x = 138,379,189.77

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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.