Home / 90,293,363.86-124,597,235.43-50,060,436.12

Finding the Fourth Proportional to 90,293,363.86, 124,597,235.43 and 50,060,436.12

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Solution

The fourth proportional to 90,293,363.86, 124,597,235.43 and 50,060,436.12 is: 69,079,184.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,293,363.86 : 124,597,235.43 = 50,060,436.12 : x
  2. Step 2: Convert to fraction form
    90,293,363.86/124,597,235.43 = 50,060,436.12/x
  3. Step 3: Cross multiply
    90,293,363.86x = 124,597,235.43 × 50,060,436.12
  4. Step 4: Simplify right side
    90,293,363.86x = 6,237,391,944,349,130
  5. Step 5: Solve for x
    x = 6,237,391,944,349,130/90,293,363.86
  6. Step 6: Final answer
    x = 69,079,184.53

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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.