Home / 341,875,385.60-512,813,078.40-99,546,195.20

Finding the Fourth Proportional to 341,875,385.60, 512,813,078.40 and 99,546,195.20

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Solution

The fourth proportional to 341,875,385.60, 512,813,078.40 and 99,546,195.20 is: 149,319,292.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,875,385.60 : 512,813,078.40 = 99,546,195.20 : x
  2. Step 2: Convert to fraction form
    341,875,385.60/512,813,078.40 = 99,546,195.20/x
  3. Step 3: Cross multiply
    341,875,385.60x = 512,813,078.40 × 99,546,195.20
  4. Step 4: Simplify right side
    341,875,385.60x = 51,048,590,803,519,304
  5. Step 5: Solve for x
    x = 51,048,590,803,519,304/341,875,385.60
  6. Step 6: Final answer
    x = 149,319,292.80

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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.