Home / 26,805,087,019.60-40,207,630,529.40-9,138,712,721.20

Finding the Fourth Proportional to 26,805,087,019.60, 40,207,630,529.40 and 9,138,712,721.20

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Solution

The fourth proportional to 26,805,087,019.60, 40,207,630,529.40 and 9,138,712,721.20 is: 13,708,069,081.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,805,087,019.60 : 40,207,630,529.40 = 9,138,712,721.20 : x
  2. Step 2: Convert to fraction form
    26,805,087,019.60/40,207,630,529.40 = 9,138,712,721.20/x
  3. Step 3: Cross multiply
    26,805,087,019.60x = 40,207,630,529.40 × 9,138,712,721.20
  4. Step 4: Simplify right side
    26,805,087,019.60x = 367,445,984,608,337,330,176
  5. Step 5: Solve for x
    x = 367,445,984,608,337,330,176/26,805,087,019.60
  6. Step 6: Final answer
    x = 13,708,069,081.80

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Double scale
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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.