Home / 20,155,536,140.20-30,233,304,210.30-8,523,355,532.20

Finding the Fourth Proportional to 20,155,536,140.20, 30,233,304,210.30 and 8,523,355,532.20

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Solution

The fourth proportional to 20,155,536,140.20, 30,233,304,210.30 and 8,523,355,532.20 is: 12,785,033,298.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,155,536,140.20 : 30,233,304,210.30 = 8,523,355,532.20 : x
  2. Step 2: Convert to fraction form
    20,155,536,140.20/30,233,304,210.30 = 8,523,355,532.20/x
  3. Step 3: Cross multiply
    20,155,536,140.20x = 30,233,304,210.30 × 8,523,355,532.20
  4. Step 4: Simplify right side
    20,155,536,140.20x = 257,689,200,697,546,047,488
  5. Step 5: Solve for x
    x = 257,689,200,697,546,047,488/20,155,536,140.20
  6. Step 6: Final answer
    x = 12,785,033,298.30

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Double scale
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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.