Home / 746,753,434.55-1,120,130,151.83-672,776,847.35

Finding the Fourth Proportional to 746,753,434.55, 1,120,130,151.83 and 672,776,847.35

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Solution

The fourth proportional to 746,753,434.55, 1,120,130,151.83 and 672,776,847.35 is: 1,009,165,271.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,753,434.55 : 1,120,130,151.83 = 672,776,847.35 : x
  2. Step 2: Convert to fraction form
    746,753,434.55/1,120,130,151.83 = 672,776,847.35/x
  3. Step 3: Cross multiply
    746,753,434.55x = 1,120,130,151.83 × 672,776,847.35
  4. Step 4: Simplify right side
    746,753,434.55x = 753,597,632,166,500,352
  5. Step 5: Solve for x
    x = 753,597,632,166,500,352/746,753,434.55
  6. Step 6: Final answer
    x = 1,009,165,271.03

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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.