Home / 149,805,150.47-224,707,725.70-42,099,774.47

Finding the Fourth Proportional to 149,805,150.47, 224,707,725.70 and 42,099,774.47

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Solution

The fourth proportional to 149,805,150.47, 224,707,725.70 and 42,099,774.47 is: 63,149,661.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,805,150.47 : 224,707,725.70 = 42,099,774.47 : x
  2. Step 2: Convert to fraction form
    149,805,150.47/224,707,725.70 = 42,099,774.47/x
  3. Step 3: Cross multiply
    149,805,150.47x = 224,707,725.70 × 42,099,774.47
  4. Step 4: Simplify right side
    149,805,150.47x = 9,460,144,573,487,090
  5. Step 5: Solve for x
    x = 9,460,144,573,487,090/149,805,150.47
  6. Step 6: Final answer
    x = 63,149,661.70

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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.