Home / 86,241,034,713.60-129,361,552,070.40-52,718,586,739.20

Finding the Fourth Proportional to 86,241,034,713.60, 129,361,552,070.40 and 52,718,586,739.20

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Solution

The fourth proportional to 86,241,034,713.60, 129,361,552,070.40 and 52,718,586,739.20 is: 79,077,880,108.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,241,034,713.60 : 129,361,552,070.40 = 52,718,586,739.20 : x
  2. Step 2: Convert to fraction form
    86,241,034,713.60/129,361,552,070.40 = 52,718,586,739.20/x
  3. Step 3: Cross multiply
    86,241,034,713.60x = 129,361,552,070.40 × 52,718,586,739.20
  4. Step 4: Simplify right side
    86,241,034,713.60x = 6,819,758,203,540,919,549,952
  5. Step 5: Solve for x
    x = 6,819,758,203,540,919,549,952/86,241,034,713.60
  6. Step 6: Final answer
    x = 79,077,880,108.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.