Home / 20,246,829,168.30-30,370,243,752.45-7,160,625,984.30

Finding the Fourth Proportional to 20,246,829,168.30, 30,370,243,752.45 and 7,160,625,984.30

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Solution

The fourth proportional to 20,246,829,168.30, 30,370,243,752.45 and 7,160,625,984.30 is: 10,740,938,976.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,246,829,168.30 : 30,370,243,752.45 = 7,160,625,984.30 : x
  2. Step 2: Convert to fraction form
    20,246,829,168.30/30,370,243,752.45 = 7,160,625,984.30/x
  3. Step 3: Cross multiply
    20,246,829,168.30x = 30,370,243,752.45 × 7,160,625,984.30
  4. Step 4: Simplify right side
    20,246,829,168.30x = 217,469,956,563,318,210,560
  5. Step 5: Solve for x
    x = 217,469,956,563,318,210,560/20,246,829,168.30
  6. Step 6: Final answer
    x = 10,740,938,976.45

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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.