Home / 156,536,433.60-234,804,650.40-98,337,739.20

Finding the Fourth Proportional to 156,536,433.60, 234,804,650.40 and 98,337,739.20

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Solution

The fourth proportional to 156,536,433.60, 234,804,650.40 and 98,337,739.20 is: 147,506,608.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,536,433.60 : 234,804,650.40 = 98,337,739.20 : x
  2. Step 2: Convert to fraction form
    156,536,433.60/234,804,650.40 = 98,337,739.20/x
  3. Step 3: Cross multiply
    156,536,433.60x = 234,804,650.40 × 98,337,739.20
  4. Step 4: Simplify right side
    156,536,433.60x = 23,090,158,473,982,376
  5. Step 5: Solve for x
    x = 23,090,158,473,982,376/156,536,433.60
  6. Step 6: Final answer
    x = 147,506,608.80

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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.