Home / 30,329,316,009.20-45,493,974,013.80-13,799,375,145.20

Finding the Fourth Proportional to 30,329,316,009.20, 45,493,974,013.80 and 13,799,375,145.20

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Solution

The fourth proportional to 30,329,316,009.20, 45,493,974,013.80 and 13,799,375,145.20 is: 20,699,062,717.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,329,316,009.20 : 45,493,974,013.80 = 13,799,375,145.20 : x
  2. Step 2: Convert to fraction form
    30,329,316,009.20/45,493,974,013.80 = 13,799,375,145.20/x
  3. Step 3: Cross multiply
    30,329,316,009.20x = 45,493,974,013.80 × 13,799,375,145.20
  4. Step 4: Simplify right side
    30,329,316,009.20x = 627,788,414,262,406,414,336
  5. Step 5: Solve for x
    x = 627,788,414,262,406,414,336/30,329,316,009.20
  6. Step 6: Final answer
    x = 20,699,062,717.80

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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.