Home / 156,574,809.60-234,862,214.40-98,376,115.20

Finding the Fourth Proportional to 156,574,809.60, 234,862,214.40 and 98,376,115.20

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Solution

The fourth proportional to 156,574,809.60, 234,862,214.40 and 98,376,115.20 is: 147,564,172.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,574,809.60 : 234,862,214.40 = 98,376,115.20 : x
  2. Step 2: Convert to fraction form
    156,574,809.60/234,862,214.40 = 98,376,115.20/x
  3. Step 3: Cross multiply
    156,574,809.60x = 234,862,214.40 × 98,376,115.20
  4. Step 4: Simplify right side
    156,574,809.60x = 23,104,832,259,941,500
  5. Step 5: Solve for x
    x = 23,104,832,259,941,500/156,574,809.60
  6. Step 6: Final answer
    x = 147,564,172.80

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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.