Home / 9,234,712,985.47-12,743,562,505.04-5,005,534,072.75

Finding the Fourth Proportional to 9,234,712,985.47, 12,743,562,505.04 and 5,005,534,072.75

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Solution

The fourth proportional to 9,234,712,985.47, 12,743,562,505.04 and 5,005,534,072.75 is: 6,907,451,961.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,234,712,985.47 : 12,743,562,505.04 = 5,005,534,072.75 : x
  2. Step 2: Convert to fraction form
    9,234,712,985.47/12,743,562,505.04 = 5,005,534,072.75/x
  3. Step 3: Cross multiply
    9,234,712,985.47x = 12,743,562,505.04 × 5,005,534,072.75
  4. Step 4: Simplify right side
    9,234,712,985.47x = 63,788,336,327,197,065,216
  5. Step 5: Solve for x
    x = 63,788,336,327,197,065,216/9,234,712,985.47
  6. Step 6: Final answer
    x = 6,907,451,961.70

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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.