Home / 101,071,572.01-139,478,862.53-54,661,825.98

Finding the Fourth Proportional to 101,071,572.01, 139,478,862.53 and 54,661,825.98

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Solution

The fourth proportional to 101,071,572.01, 139,478,862.53 and 54,661,825.98 is: 75,433,370.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,071,572.01 : 139,478,862.53 = 54,661,825.98 : x
  2. Step 2: Convert to fraction form
    101,071,572.01/139,478,862.53 = 54,661,825.98/x
  3. Step 3: Cross multiply
    101,071,572.01x = 139,478,862.53 × 54,661,825.98
  4. Step 4: Simplify right side
    101,071,572.01x = 7,624,169,311,639,857
  5. Step 5: Solve for x
    x = 7,624,169,311,639,857/101,071,572.01
  6. Step 6: Final answer
    x = 75,433,370.24

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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.