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Finding the Fourth Proportional to 124,827,410.40, 187,241,698.80 and 44,048,378.40

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Solution

The fourth proportional to 124,827,410.40, 187,241,698.80 and 44,048,378.40 is: 66,072,773.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,827,410.40 : 187,241,698.80 = 44,048,378.40 : x
  2. Step 2: Convert to fraction form
    124,827,410.40/187,241,698.80 = 44,048,378.40/x
  3. Step 3: Cross multiply
    124,827,410.40x = 187,241,698.80 × 44,048,378.40
  4. Step 4: Simplify right side
    124,827,410.40x = 8,247,693,201,001,226
  5. Step 5: Solve for x
    x = 8,247,693,201,001,226/124,827,410.40
  6. Step 6: Final answer
    x = 66,072,773.40

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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.