Home / 121,114,006.60-181,713,000.30-53,005,577.80

Finding the Fourth Proportional to 121,114,006.60, 181,713,000.30 and 53,005,577.80

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Solution

The fourth proportional to 121,114,006.60, 181,713,000.30 and 53,005,577.80 is: 79,526,743.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,114,006.60 : 181,713,000.30 = 53,005,577.80 : x
  2. Step 2: Convert to fraction form
    121,114,006.60/181,713,000.30 = 53,005,577.80/x
  3. Step 3: Cross multiply
    121,114,006.60x = 181,713,000.30 × 53,005,577.80
  4. Step 4: Simplify right side
    121,114,006.60x = 9,631,802,574,673,074
  5. Step 5: Solve for x
    x = 9,631,802,574,673,074/121,114,006.60
  6. Step 6: Final answer
    x = 79,526,743.81

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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.