Home / 712,206,529.80-1,068,309,794.70-589,762,523.40

Finding the Fourth Proportional to 712,206,529.80, 1,068,309,794.70 and 589,762,523.40

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Solution

The fourth proportional to 712,206,529.80, 1,068,309,794.70 and 589,762,523.40 is: 884,643,785.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,206,529.80 : 1,068,309,794.70 = 589,762,523.40 : x
  2. Step 2: Convert to fraction form
    712,206,529.80/1,068,309,794.70 = 589,762,523.40/x
  3. Step 3: Cross multiply
    712,206,529.80x = 1,068,309,794.70 × 589,762,523.40
  4. Step 4: Simplify right side
    712,206,529.80x = 630,049,080,295,207,936
  5. Step 5: Solve for x
    x = 630,049,080,295,207,936/712,206,529.80
  6. Step 6: Final answer
    x = 884,643,785.10

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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.