Home / 83,880,262,370.28-115,754,757,644.10-45,299,178,534.72

Finding the Fourth Proportional to 83,880,262,370.28, 115,754,757,644.10 and 45,299,178,534.72

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Solution

The fourth proportional to 83,880,262,370.28, 115,754,757,644.10 and 45,299,178,534.72 is: 62,512,863,987.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,880,262,370.28 : 115,754,757,644.10 = 45,299,178,534.72 : x
  2. Step 2: Convert to fraction form
    83,880,262,370.28/115,754,757,644.10 = 45,299,178,534.72/x
  3. Step 3: Cross multiply
    83,880,262,370.28x = 115,754,757,644.10 × 45,299,178,534.72
  4. Step 4: Simplify right side
    83,880,262,370.28x = 5,243,595,432,763,330,658,304
  5. Step 5: Solve for x
    x = 5,243,595,432,763,330,658,304/83,880,262,370.28
  6. Step 6: Final answer
    x = 62,512,863,987.19

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1.5x scale

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.