Home / 2,666,990,915.70-4,000,486,373.55-2,517,337,130.10

Finding the Fourth Proportional to 2,666,990,915.70, 4,000,486,373.55 and 2,517,337,130.10

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Solution

The fourth proportional to 2,666,990,915.70, 4,000,486,373.55 and 2,517,337,130.10 is: 3,776,005,695.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,666,990,915.70 : 4,000,486,373.55 = 2,517,337,130.10 : x
  2. Step 2: Convert to fraction form
    2,666,990,915.70/4,000,486,373.55 = 2,517,337,130.10/x
  3. Step 3: Cross multiply
    2,666,990,915.70x = 4,000,486,373.55 × 2,517,337,130.10
  4. Step 4: Simplify right side
    2,666,990,915.70x = 10,070,572,886,596,513,792
  5. Step 5: Solve for x
    x = 10,070,572,886,596,513,792/2,666,990,915.70
  6. Step 6: Final answer
    x = 3,776,005,695.15

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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.