Home / 12,248,064,807.10-18,372,097,210.65-7,002,288,115.90

Finding the Fourth Proportional to 12,248,064,807.10, 18,372,097,210.65 and 7,002,288,115.90

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Solution

The fourth proportional to 12,248,064,807.10, 18,372,097,210.65 and 7,002,288,115.90 is: 10,503,432,173.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,248,064,807.10 : 18,372,097,210.65 = 7,002,288,115.90 : x
  2. Step 2: Convert to fraction form
    12,248,064,807.10/18,372,097,210.65 = 7,002,288,115.90/x
  3. Step 3: Cross multiply
    12,248,064,807.10x = 18,372,097,210.65 × 7,002,288,115.90
  4. Step 4: Simplify right side
    12,248,064,807.10x = 128,646,717,962,294,034,432
  5. Step 5: Solve for x
    x = 128,646,717,962,294,034,432/12,248,064,807.10
  6. Step 6: Final answer
    x = 10,503,432,173.85

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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.