Home / 15,248,979,140.40-22,873,468,710.60-5,430,783,812.40

Finding the Fourth Proportional to 15,248,979,140.40, 22,873,468,710.60 and 5,430,783,812.40

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Solution

The fourth proportional to 15,248,979,140.40, 22,873,468,710.60 and 5,430,783,812.40 is: 8,146,175,718.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,248,979,140.40 : 22,873,468,710.60 = 5,430,783,812.40 : x
  2. Step 2: Convert to fraction form
    15,248,979,140.40/22,873,468,710.60 = 5,430,783,812.40/x
  3. Step 3: Cross multiply
    15,248,979,140.40x = 22,873,468,710.60 × 5,430,783,812.40
  4. Step 4: Simplify right side
    15,248,979,140.40x = 124,220,863,606,964,371,456
  5. Step 5: Solve for x
    x = 124,220,863,606,964,371,456/15,248,979,140.40
  6. Step 6: Final answer
    x = 8,146,175,718.60

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Double scale
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Similar ratio
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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.