Home / 111,316,826.29-153,599,896.38-63,631,399.90

Finding the Fourth Proportional to 111,316,826.29, 153,599,896.38 and 63,631,399.90

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Solution

The fourth proportional to 111,316,826.29, 153,599,896.38 and 63,631,399.90 is: 87,801,429.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,316,826.29 : 153,599,896.38 = 63,631,399.90 : x
  2. Step 2: Convert to fraction form
    111,316,826.29/153,599,896.38 = 63,631,399.90/x
  3. Step 3: Cross multiply
    111,316,826.29x = 153,599,896.38 × 63,631,399.90
  4. Step 4: Simplify right side
    111,316,826.29x = 9,773,776,431,154,342
  5. Step 5: Solve for x
    x = 9,773,776,431,154,342/111,316,826.29
  6. Step 6: Final answer
    x = 87,801,429.10

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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.