Home / 682,344,051.80-1,023,516,077.70-672,140,384.60

Finding the Fourth Proportional to 682,344,051.80, 1,023,516,077.70 and 672,140,384.60

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Solution

The fourth proportional to 682,344,051.80, 1,023,516,077.70 and 672,140,384.60 is: 1,008,210,576.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,344,051.80 : 1,023,516,077.70 = 672,140,384.60 : x
  2. Step 2: Convert to fraction form
    682,344,051.80/1,023,516,077.70 = 672,140,384.60/x
  3. Step 3: Cross multiply
    682,344,051.80x = 1,023,516,077.70 × 672,140,384.60
  4. Step 4: Simplify right side
    682,344,051.80x = 687,946,490,109,561,600
  5. Step 5: Solve for x
    x = 687,946,490,109,561,600/682,344,051.80
  6. Step 6: Final answer
    x = 1,008,210,576.90

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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.