Home / 12,508,571,003.10-18,762,841,449.45-3,192,319,931.10

Finding the Fourth Proportional to 12,508,571,003.10, 18,762,841,449.45 and 3,192,319,931.10

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Solution

The fourth proportional to 12,508,571,003.10, 18,762,841,449.45 and 3,192,319,931.10 is: 4,788,476,054.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,508,571,003.10 : 18,762,841,449.45 = 3,192,319,931.10 : x
  2. Step 2: Convert to fraction form
    12,508,571,003.10/18,762,841,449.45 = 3,192,319,931.10/x
  3. Step 3: Cross multiply
    12,508,571,003.10x = 18,762,841,449.45 × 3,192,319,931.10
  4. Step 4: Simplify right side
    12,508,571,003.10x = 59,896,992,723,148,447,744
  5. Step 5: Solve for x
    x = 59,896,992,723,148,447,744/12,508,571,003.10
  6. Step 6: Final answer
    x = 4,788,476,054.40

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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.