Home / 98,656,381,645.30-136,122,472,570.78-55,836,864,515.96

Finding the Fourth Proportional to 98,656,381,645.30, 136,122,472,570.78 and 55,836,864,515.96

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Solution

The fourth proportional to 98,656,381,645.30, 136,122,472,570.78 and 55,836,864,515.96 is: 77,041,666,557.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,656,381,645.30 : 136,122,472,570.78 = 55,836,864,515.96 : x
  2. Step 2: Convert to fraction form
    98,656,381,645.30/136,122,472,570.78 = 55,836,864,515.96/x
  3. Step 3: Cross multiply
    98,656,381,645.30x = 136,122,472,570.78 × 55,836,864,515.96
  4. Step 4: Simplify right side
    98,656,381,645.30x = 7,600,652,058,512,124,280,832
  5. Step 5: Solve for x
    x = 7,600,652,058,512,124,280,832/98,656,381,645.30
  6. Step 6: Final answer
    x = 77,041,666,557.76

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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.