Home / 111,202,874.42-153,461,215.05-63,524,443.14

Finding the Fourth Proportional to 111,202,874.42, 153,461,215.05 and 63,524,443.14

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Solution

The fourth proportional to 111,202,874.42, 153,461,215.05 and 63,524,443.14 is: 87,664,444.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,202,874.42 : 153,461,215.05 = 63,524,443.14 : x
  2. Step 2: Convert to fraction form
    111,202,874.42/153,461,215.05 = 63,524,443.14/x
  3. Step 3: Cross multiply
    111,202,874.42x = 153,461,215.05 × 63,524,443.14
  4. Step 4: Simplify right side
    111,202,874.42x = 9,748,538,229,639,038
  5. Step 5: Solve for x
    x = 9,748,538,229,639,038/111,202,874.42
  6. Step 6: Final answer
    x = 87,664,444.65

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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.