Home / 98,664,155,271.42-136,153,011,407.46-55,843,718,776.86

Finding the Fourth Proportional to 98,664,155,271.42, 136,153,011,407.46 and 55,843,718,776.86

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Solution

The fourth proportional to 98,664,155,271.42, 136,153,011,407.46 and 55,843,718,776.86 is: 77,062,337,976.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,664,155,271.42 : 136,153,011,407.46 = 55,843,718,776.86 : x
  2. Step 2: Convert to fraction form
    98,664,155,271.42/136,153,011,407.46 = 55,843,718,776.86/x
  3. Step 3: Cross multiply
    98,664,155,271.42x = 136,153,011,407.46 × 55,843,718,776.86
  4. Step 4: Simplify right side
    98,664,155,271.42x = 7,603,290,479,660,808,273,920
  5. Step 5: Solve for x
    x = 7,603,290,479,660,808,273,920/98,664,155,271.42
  6. Step 6: Final answer
    x = 77,062,337,976.18

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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.