Home / 1,778,445,023.60-2,665,754,347.80-672,622,590.80

Finding the Fourth Proportional to 1,778,445,023.60, 2,665,754,347.80 and 672,622,590.80

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Solution

The fourth proportional to 1,778,445,023.60, 2,665,754,347.80 and 672,622,590.80 is: 1,008,210,302.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,778,445,023.60 : 2,665,754,347.80 = 672,622,590.80 : x
  2. Step 2: Convert to fraction form
    1,778,445,023.60/2,665,754,347.80 = 672,622,590.80/x
  3. Step 3: Cross multiply
    1,778,445,023.60x = 2,665,754,347.80 × 672,622,590.80
  4. Step 4: Simplify right side
    1,778,445,023.60x = 1,793,046,595,853,600,256
  5. Step 5: Solve for x
    x = 1,793,046,595,853,600,256/1,778,445,023.60
  6. Step 6: Final answer
    x = 1,008,210,302.85

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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.