Home / 12,411,792,244.20-18,617,688,366.30-9,962,912,116.20

Finding the Fourth Proportional to 12,411,792,244.20, 18,617,688,366.30 and 9,962,912,116.20

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Solution

The fourth proportional to 12,411,792,244.20, 18,617,688,366.30 and 9,962,912,116.20 is: 14,944,368,174.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,411,792,244.20 : 18,617,688,366.30 = 9,962,912,116.20 : x
  2. Step 2: Convert to fraction form
    12,411,792,244.20/18,617,688,366.30 = 9,962,912,116.20/x
  3. Step 3: Cross multiply
    12,411,792,244.20x = 18,617,688,366.30 × 9,962,912,116.20
  4. Step 4: Simplify right side
    12,411,792,244.20x = 185,486,393,000,246,050,816
  5. Step 5: Solve for x
    x = 185,486,393,000,246,050,816/12,411,792,244.20
  6. Step 6: Final answer
    x = 14,944,368,174.30

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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.