Home / 100,602,932.59-150,921,400.07-31,502,107.59

Finding the Fourth Proportional to 100,602,932.59, 150,921,400.07 and 31,502,107.59

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Solution

The fourth proportional to 100,602,932.59, 150,921,400.07 and 31,502,107.59 is: 47,258,485.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,602,932.59 : 150,921,400.07 = 31,502,107.59 : x
  2. Step 2: Convert to fraction form
    100,602,932.59/150,921,400.07 = 31,502,107.59/x
  3. Step 3: Cross multiply
    100,602,932.59x = 150,921,400.07 × 31,502,107.59
  4. Step 4: Simplify right side
    100,602,932.59x = 4,754,342,182,638,573
  5. Step 5: Solve for x
    x = 4,754,342,182,638,573/100,602,932.59
  6. Step 6: Final answer
    x = 47,258,485.02

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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.