Home / 20,532,943,863.40-30,799,415,795.10-5,023,369,719.40

Finding the Fourth Proportional to 20,532,943,863.40, 30,799,415,795.10 and 5,023,369,719.40

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Solution

The fourth proportional to 20,532,943,863.40, 30,799,415,795.10 and 5,023,369,719.40 is: 7,535,054,579.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,532,943,863.40 : 30,799,415,795.10 = 5,023,369,719.40 : x
  2. Step 2: Convert to fraction form
    20,532,943,863.40/30,799,415,795.10 = 5,023,369,719.40/x
  3. Step 3: Cross multiply
    20,532,943,863.40x = 30,799,415,795.10 × 5,023,369,719.40
  4. Step 4: Simplify right side
    20,532,943,863.40x = 154,716,852,680,315,404,288
  5. Step 5: Solve for x
    x = 154,716,852,680,315,404,288/20,532,943,863.40
  6. Step 6: Final answer
    x = 7,535,054,579.10

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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.