Home / 89,905,116.48-124,069,060.89-48,652,008.84

Finding the Fourth Proportional to 89,905,116.48, 124,069,060.89 and 48,652,008.84

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Solution

The fourth proportional to 89,905,116.48, 124,069,060.89 and 48,652,008.84 is: 67,139,772.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,905,116.48 : 124,069,060.89 = 48,652,008.84 : x
  2. Step 2: Convert to fraction form
    89,905,116.48/124,069,060.89 = 48,652,008.84/x
  3. Step 3: Cross multiply
    89,905,116.48x = 124,069,060.89 × 48,652,008.84
  4. Step 4: Simplify right side
    89,905,116.48x = 6,036,209,047,190,779
  5. Step 5: Solve for x
    x = 6,036,209,047,190,779/89,905,116.48
  6. Step 6: Final answer
    x = 67,139,772.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.