Home / 20,095,896,459.20-30,143,844,688.80-8,301,094,905.20

Finding the Fourth Proportional to 20,095,896,459.20, 30,143,844,688.80 and 8,301,094,905.20

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Solution

The fourth proportional to 20,095,896,459.20, 30,143,844,688.80 and 8,301,094,905.20 is: 12,451,642,357.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,095,896,459.20 : 30,143,844,688.80 = 8,301,094,905.20 : x
  2. Step 2: Convert to fraction form
    20,095,896,459.20/30,143,844,688.80 = 8,301,094,905.20/x
  3. Step 3: Cross multiply
    20,095,896,459.20x = 30,143,844,688.80 × 8,301,094,905.20
  4. Step 4: Simplify right side
    20,095,896,459.20x = 250,226,915,569,337,761,792
  5. Step 5: Solve for x
    x = 250,226,915,569,337,761,792/20,095,896,459.20
  6. Step 6: Final answer
    x = 12,451,642,357.80

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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.