Home / 18,398,862,591.21-25,390,380,190.77-10,260,674,841.78

Finding the Fourth Proportional to 18,398,862,591.21, 25,390,380,190.77 and 10,260,674,841.78

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Solution

The fourth proportional to 18,398,862,591.21, 25,390,380,190.77 and 10,260,674,841.78 is: 14,159,703,294.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,398,862,591.21 : 25,390,380,190.77 = 10,260,674,841.78 : x
  2. Step 2: Convert to fraction form
    18,398,862,591.21/25,390,380,190.77 = 10,260,674,841.78/x
  3. Step 3: Cross multiply
    18,398,862,591.21x = 25,390,380,190.77 × 10,260,674,841.78
  4. Step 4: Simplify right side
    18,398,862,591.21x = 260,522,435,246,663,041,024
  5. Step 5: Solve for x
    x = 260,522,435,246,663,041,024/18,398,862,591.21
  6. Step 6: Final answer
    x = 14,159,703,294.44

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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.