Home / 121,240,314.04-181,733,445.78-56,490,719.80

Finding the Fourth Proportional to 121,240,314.04, 181,733,445.78 and 56,490,719.80

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Solution

The fourth proportional to 121,240,314.04, 181,733,445.78 and 56,490,719.80 is: 84,676,893.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,240,314.04 : 181,733,445.78 = 56,490,719.80 : x
  2. Step 2: Convert to fraction form
    121,240,314.04/181,733,445.78 = 56,490,719.80/x
  3. Step 3: Cross multiply
    121,240,314.04x = 181,733,445.78 × 56,490,719.80
  4. Step 4: Simplify right side
    121,240,314.04x = 10,266,253,163,846,472
  5. Step 5: Solve for x
    x = 10,266,253,163,846,472/121,240,314.04
  6. Step 6: Final answer
    x = 84,676,893.53

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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.