Home / 26,805,087,013.60-40,207,630,520.40-9,138,712,715.20

Finding the Fourth Proportional to 26,805,087,013.60, 40,207,630,520.40 and 9,138,712,715.20

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Solution

The fourth proportional to 26,805,087,013.60, 40,207,630,520.40 and 9,138,712,715.20 is: 13,708,069,072.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,805,087,013.60 : 40,207,630,520.40 = 9,138,712,715.20 : x
  2. Step 2: Convert to fraction form
    26,805,087,013.60/40,207,630,520.40 = 9,138,712,715.20/x
  3. Step 3: Cross multiply
    26,805,087,013.60x = 40,207,630,520.40 × 9,138,712,715.20
  4. Step 4: Simplify right side
    26,805,087,013.60x = 367,445,984,284,843,114,496
  5. Step 5: Solve for x
    x = 367,445,984,284,843,114,496/26,805,087,013.60
  6. Step 6: Final answer
    x = 13,708,069,072.80

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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.