Home / 149,805,281.70-224,707,922.55-42,099,905.70

Finding the Fourth Proportional to 149,805,281.70, 224,707,922.55 and 42,099,905.70

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Solution

The fourth proportional to 149,805,281.70, 224,707,922.55 and 42,099,905.70 is: 63,149,858.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,805,281.70 : 224,707,922.55 = 42,099,905.70 : x
  2. Step 2: Convert to fraction form
    149,805,281.70/224,707,922.55 = 42,099,905.70/x
  3. Step 3: Cross multiply
    149,805,281.70x = 224,707,922.55 × 42,099,905.70
  4. Step 4: Simplify right side
    149,805,281.70x = 9,460,182,349,397,904
  5. Step 5: Solve for x
    x = 9,460,182,349,397,904/149,805,281.70
  6. Step 6: Final answer
    x = 63,149,858.55

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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.