Home / 26,805,087,008.10-40,207,630,512.15-9,138,712,709.70

Finding the Fourth Proportional to 26,805,087,008.10, 40,207,630,512.15 and 9,138,712,709.70

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Solution

The fourth proportional to 26,805,087,008.10, 40,207,630,512.15 and 9,138,712,709.70 is: 13,708,069,064.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,805,087,008.10 : 40,207,630,512.15 = 9,138,712,709.70 : x
  2. Step 2: Convert to fraction form
    26,805,087,008.10/40,207,630,512.15 = 9,138,712,709.70/x
  3. Step 3: Cross multiply
    26,805,087,008.10x = 40,207,630,512.15 × 9,138,712,709.70
  4. Step 4: Simplify right side
    26,805,087,008.10x = 367,445,983,988,306,739,200
  5. Step 5: Solve for x
    x = 367,445,983,988,306,739,200/26,805,087,008.10
  6. Step 6: Final answer
    x = 13,708,069,064.55

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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.