Home / 83,003,014.55-124,579,809.30-42,090,914.90

Finding the Fourth Proportional to 83,003,014.55, 124,579,809.30 and 42,090,914.90

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Solution

The fourth proportional to 83,003,014.55, 124,579,809.30 and 42,090,914.90 is: 63,174,550.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,003,014.55 : 124,579,809.30 = 42,090,914.90 : x
  2. Step 2: Convert to fraction form
    83,003,014.55/124,579,809.30 = 42,090,914.90/x
  3. Step 3: Cross multiply
    83,003,014.55x = 124,579,809.30 × 42,090,914.90
  4. Step 4: Simplify right side
    83,003,014.55x = 5,243,678,151,504,528
  5. Step 5: Solve for x
    x = 5,243,678,151,504,528/83,003,014.55
  6. Step 6: Final answer
    x = 63,174,550.71

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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.