Home / 111,022,872.61-153,227,598.03-63,970,937.95

Finding the Fourth Proportional to 111,022,872.61, 153,227,598.03 and 63,970,937.95

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Solution

The fourth proportional to 111,022,872.61, 153,227,598.03 and 63,970,937.95 is: 88,289,133.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,022,872.61 : 153,227,598.03 = 63,970,937.95 : x
  2. Step 2: Convert to fraction form
    111,022,872.61/153,227,598.03 = 63,970,937.95/x
  3. Step 3: Cross multiply
    111,022,872.61x = 153,227,598.03 × 63,970,937.95
  4. Step 4: Simplify right side
    111,022,872.61x = 9,802,113,165,804,672
  5. Step 5: Solve for x
    x = 9,802,113,165,804,672/111,022,872.61
  6. Step 6: Final answer
    x = 88,289,133.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.