Home / 18,851,611,371.62-26,014,024,931.40-10,392,972,816.74

Finding the Fourth Proportional to 18,851,611,371.62, 26,014,024,931.40 and 10,392,972,816.74

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Solution

The fourth proportional to 18,851,611,371.62, 26,014,024,931.40 and 10,392,972,816.74 is: 14,341,641,604.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,851,611,371.62 : 26,014,024,931.40 = 10,392,972,816.74 : x
  2. Step 2: Convert to fraction form
    18,851,611,371.62/26,014,024,931.40 = 10,392,972,816.74/x
  3. Step 3: Cross multiply
    18,851,611,371.62x = 26,014,024,931.40 × 10,392,972,816.74
  4. Step 4: Simplify right side
    18,851,611,371.62x = 270,363,053,966,036,860,928
  5. Step 5: Solve for x
    x = 270,363,053,966,036,860,928/18,851,611,371.62
  6. Step 6: Final answer
    x = 14,341,641,604.87

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.