Home / 156,452,552.40-234,762,809.40-65,585,326.80

Finding the Fourth Proportional to 156,452,552.40, 234,762,809.40 and 65,585,326.80

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Solution

The fourth proportional to 156,452,552.40, 234,762,809.40 and 65,585,326.80 is: 98,413,195.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,452,552.40 : 234,762,809.40 = 65,585,326.80 : x
  2. Step 2: Convert to fraction form
    156,452,552.40/234,762,809.40 = 65,585,326.80/x
  3. Step 3: Cross multiply
    156,452,552.40x = 234,762,809.40 × 65,585,326.80
  4. Step 4: Simplify right side
    156,452,552.40x = 15,396,995,574,985,112
  5. Step 5: Solve for x
    x = 15,396,995,574,985,112/156,452,552.40
  6. Step 6: Final answer
    x = 98,413,195.18

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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.