Home / 124,076,412.10-186,122,912.55-42,194,095.30

Finding the Fourth Proportional to 124,076,412.10, 186,122,912.55 and 42,194,095.30

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Solution

The fourth proportional to 124,076,412.10, 186,122,912.55 and 42,194,095.30 is: 63,293,963.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,076,412.10 : 186,122,912.55 = 42,194,095.30 : x
  2. Step 2: Convert to fraction form
    124,076,412.10/186,122,912.55 = 42,194,095.30/x
  3. Step 3: Cross multiply
    124,076,412.10x = 186,122,912.55 × 42,194,095.30
  4. Step 4: Simplify right side
    124,076,412.10x = 7,853,287,909,648,266
  5. Step 5: Solve for x
    x = 7,853,287,909,648,266/124,076,412.10
  6. Step 6: Final answer
    x = 63,293,963.59

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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.