Home / 153,996,825.20-230,995,237.80-99,577,266.80

Finding the Fourth Proportional to 153,996,825.20, 230,995,237.80 and 99,577,266.80

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Solution

The fourth proportional to 153,996,825.20, 230,995,237.80 and 99,577,266.80 is: 149,365,900.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,996,825.20 : 230,995,237.80 = 99,577,266.80 : x
  2. Step 2: Convert to fraction form
    153,996,825.20/230,995,237.80 = 99,577,266.80/x
  3. Step 3: Cross multiply
    153,996,825.20x = 230,995,237.80 × 99,577,266.80
  4. Step 4: Simplify right side
    153,996,825.20x = 23,001,874,423,940,044
  5. Step 5: Solve for x
    x = 23,001,874,423,940,044/153,996,825.20
  6. Step 6: Final answer
    x = 149,365,900.20

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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.