Home / 161,520,386.60-242,280,579.90-97,023,132.20

Finding the Fourth Proportional to 161,520,386.60, 242,280,579.90 and 97,023,132.20

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Solution

The fourth proportional to 161,520,386.60, 242,280,579.90 and 97,023,132.20 is: 145,534,698.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,520,386.60 : 242,280,579.90 = 97,023,132.20 : x
  2. Step 2: Convert to fraction form
    161,520,386.60/242,280,579.90 = 97,023,132.20/x
  3. Step 3: Cross multiply
    161,520,386.60x = 242,280,579.90 × 97,023,132.20
  4. Step 4: Simplify right side
    161,520,386.60x = 23,506,820,733,130,364
  5. Step 5: Solve for x
    x = 23,506,820,733,130,364/161,520,386.60
  6. Step 6: Final answer
    x = 145,534,698.30

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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.