Home / 288,197,996,188.17-432,209,959,193.24-86,686,237,500.18

Finding the Fourth Proportional to 288,197,996,188.17, 432,209,959,193.24 and 86,686,237,500.18

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Solution

The fourth proportional to 288,197,996,188.17, 432,209,959,193.24 and 86,686,237,500.18 is: 130,003,177,218.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,197,996,188.17 : 432,209,959,193.24 = 86,686,237,500.18 : x
  2. Step 2: Convert to fraction form
    288,197,996,188.17/432,209,959,193.24 = 86,686,237,500.18/x
  3. Step 3: Cross multiply
    288,197,996,188.17x = 432,209,959,193.24 × 86,686,237,500.18
  4. Step 4: Simplify right side
    288,197,996,188.17x = 37,466,655,172,568,304,058,368
  5. Step 5: Solve for x
    x = 37,466,655,172,568,304,058,368/288,197,996,188.17
  6. Step 6: Final answer
    x = 130,003,177,218.85

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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.