Home / 20,103,815,265.20-30,155,722,897.80-6,854,034,541.40

Finding the Fourth Proportional to 20,103,815,265.20, 30,155,722,897.80 and 6,854,034,541.40

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Solution

The fourth proportional to 20,103,815,265.20, 30,155,722,897.80 and 6,854,034,541.40 is: 10,281,051,812.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,103,815,265.20 : 30,155,722,897.80 = 6,854,034,541.40 : x
  2. Step 2: Convert to fraction form
    20,103,815,265.20/30,155,722,897.80 = 6,854,034,541.40/x
  3. Step 3: Cross multiply
    20,103,815,265.20x = 30,155,722,897.80 × 6,854,034,541.40
  4. Step 4: Simplify right side
    20,103,815,265.20x = 206,688,366,362,408,091,648
  5. Step 5: Solve for x
    x = 206,688,366,362,408,091,648/20,103,815,265.20
  6. Step 6: Final answer
    x = 10,281,051,812.10

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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.