Home / 2,676,889,510.40-4,015,334,265.60-836,639,235.20

Finding the Fourth Proportional to 2,676,889,510.40, 4,015,334,265.60 and 836,639,235.20

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Solution

The fourth proportional to 2,676,889,510.40, 4,015,334,265.60 and 836,639,235.20 is: 1,254,958,852.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,676,889,510.40 : 4,015,334,265.60 = 836,639,235.20 : x
  2. Step 2: Convert to fraction form
    2,676,889,510.40/4,015,334,265.60 = 836,639,235.20/x
  3. Step 3: Cross multiply
    2,676,889,510.40x = 4,015,334,265.60 × 836,639,235.20
  4. Step 4: Simplify right side
    2,676,889,510.40x = 3,359,386,189,043,937,792
  5. Step 5: Solve for x
    x = 3,359,386,189,043,937,792/2,676,889,510.40
  6. Step 6: Final answer
    x = 1,254,958,852.80

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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.