Home / 83,534,079,048.87-115,277,041,523.16-45,472,574,991.45

Finding the Fourth Proportional to 83,534,079,048.87, 115,277,041,523.16 and 45,472,574,991.45

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Solution

The fourth proportional to 83,534,079,048.87, 115,277,041,523.16 and 45,472,574,991.45 is: 62,752,160,257.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,534,079,048.87 : 115,277,041,523.16 = 45,472,574,991.45 : x
  2. Step 2: Convert to fraction form
    83,534,079,048.87/115,277,041,523.16 = 45,472,574,991.45/x
  3. Step 3: Cross multiply
    83,534,079,048.87x = 115,277,041,523.16 × 45,472,574,991.45
  4. Step 4: Simplify right side
    83,534,079,048.87x = 5,241,943,915,454,387,978,240
  5. Step 5: Solve for x
    x = 5,241,943,915,454,387,978,240/83,534,079,048.87
  6. Step 6: Final answer
    x = 62,752,160,257.70

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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.