Home / 161,520,359.60-242,280,539.40-97,023,105.20

Finding the Fourth Proportional to 161,520,359.60, 242,280,539.40 and 97,023,105.20

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Solution

The fourth proportional to 161,520,359.60, 242,280,539.40 and 97,023,105.20 is: 145,534,657.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,520,359.60 : 242,280,539.40 = 97,023,105.20 : x
  2. Step 2: Convert to fraction form
    161,520,359.60/242,280,539.40 = 97,023,105.20/x
  3. Step 3: Cross multiply
    161,520,359.60x = 242,280,539.40 × 97,023,105.20
  4. Step 4: Simplify right side
    161,520,359.60x = 23,506,810,262,118,948
  5. Step 5: Solve for x
    x = 23,506,810,262,118,948/161,520,359.60
  6. Step 6: Final answer
    x = 145,534,657.80

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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.