Home / 90,242,164.76-124,535,702.22-48,989,057

Finding the Fourth Proportional to 90,242,164.76, 124,535,702.22 and 48,989,057

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Solution

The fourth proportional to 90,242,164.76, 124,535,702.22 and 48,989,057 is: 67,605,721.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,242,164.76 : 124,535,702.22 = 48,989,057 : x
  2. Step 2: Convert to fraction form
    90,242,164.76/124,535,702.22 = 48,989,057/x
  3. Step 3: Cross multiply
    90,242,164.76x = 124,535,702.22 × 48,989,057
  4. Step 4: Simplify right side
    90,242,164.76x = 6,100,886,614,590,606
  5. Step 5: Solve for x
    x = 6,100,886,614,590,606/90,242,164.76
  6. Step 6: Final answer
    x = 67,605,721.02

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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.