Home / 4,428,872,711.40-6,643,309,067.10-2,587,677,652.20

Finding the Fourth Proportional to 4,428,872,711.40, 6,643,309,067.10 and 2,587,677,652.20

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Solution

The fourth proportional to 4,428,872,711.40, 6,643,309,067.10 and 2,587,677,652.20 is: 3,881,516,478.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428,872,711.40 : 6,643,309,067.10 = 2,587,677,652.20 : x
  2. Step 2: Convert to fraction form
    4,428,872,711.40/6,643,309,067.10 = 2,587,677,652.20/x
  3. Step 3: Cross multiply
    4,428,872,711.40x = 6,643,309,067.10 × 2,587,677,652.20
  4. Step 4: Simplify right side
    4,428,872,711.40x = 17,190,742,409,592,299,520
  5. Step 5: Solve for x
    x = 17,190,742,409,592,299,520/4,428,872,711.40
  6. Step 6: Final answer
    x = 3,881,516,478.30

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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.