Home / 153,665,037.92-230,480,580.18-38,649,625.40

Finding the Fourth Proportional to 153,665,037.92, 230,480,580.18 and 38,649,625.40

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Solution

The fourth proportional to 153,665,037.92, 230,480,580.18 and 38,649,625.40 is: 57,970,168.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,665,037.92 : 230,480,580.18 = 38,649,625.40 : x
  2. Step 2: Convert to fraction form
    153,665,037.92/230,480,580.18 = 38,649,625.40/x
  3. Step 3: Cross multiply
    153,665,037.92x = 230,480,580.18 × 38,649,625.40
  4. Step 4: Simplify right side
    153,665,037.92x = 8,907,988,085,931,665
  5. Step 5: Solve for x
    x = 8,907,988,085,931,665/153,665,037.92
  6. Step 6: Final answer
    x = 57,970,168.14

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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.