Home / 124,020,983.68-171,147,720-69,015,898.24

Finding the Fourth Proportional to 124,020,983.68, 171,147,720 and 69,015,898.24

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Solution

The fourth proportional to 124,020,983.68, 171,147,720 and 69,015,898.24 is: 95,241,250.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,020,983.68 : 171,147,720 = 69,015,898.24 : x
  2. Step 2: Convert to fraction form
    124,020,983.68/171,147,720 = 69,015,898.24/x
  3. Step 3: Cross multiply
    124,020,983.68x = 171,147,720 × 69,015,898.24
  4. Step 4: Simplify right side
    124,020,983.68x = 11,811,913,627,528,012
  5. Step 5: Solve for x
    x = 11,811,913,627,528,012/124,020,983.68
  6. Step 6: Final answer
    x = 95,241,250.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.