Home / 121,279,423.80-181,927,008.90-63,883,795.80

Finding the Fourth Proportional to 121,279,423.80, 181,927,008.90 and 63,883,795.80

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Solution

The fourth proportional to 121,279,423.80, 181,927,008.90 and 63,883,795.80 is: 95,829,840.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,279,423.80 : 181,927,008.90 = 63,883,795.80 : x
  2. Step 2: Convert to fraction form
    121,279,423.80/181,927,008.90 = 63,883,795.80/x
  3. Step 3: Cross multiply
    121,279,423.80x = 181,927,008.90 × 63,883,795.80
  4. Step 4: Simplify right side
    121,279,423.80x = 11,622,187,887,072,382
  5. Step 5: Solve for x
    x = 11,622,187,887,072,382/121,279,423.80
  6. Step 6: Final answer
    x = 95,829,840.90

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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.