Home / 122,635,045.80-183,878,475.72-48,870,173.76

Finding the Fourth Proportional to 122,635,045.80, 183,878,475.72 and 48,870,173.76

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Solution

The fourth proportional to 122,635,045.80, 183,878,475.72 and 48,870,173.76 is: 73,275,734.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,635,045.80 : 183,878,475.72 = 48,870,173.76 : x
  2. Step 2: Convert to fraction form
    122,635,045.80/183,878,475.72 = 48,870,173.76/x
  3. Step 3: Cross multiply
    122,635,045.80x = 183,878,475.72 × 48,870,173.76
  4. Step 4: Simplify right side
    122,635,045.80x = 8,986,173,059,160,341
  5. Step 5: Solve for x
    x = 8,986,173,059,160,341/122,635,045.80
  6. Step 6: Final answer
    x = 73,275,734.52

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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.