Home / 1,180,976,886.40-1,771,465,329.60-567,413,161.60

Finding the Fourth Proportional to 1,180,976,886.40, 1,771,465,329.60 and 567,413,161.60

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Solution

The fourth proportional to 1,180,976,886.40, 1,771,465,329.60 and 567,413,161.60 is: 851,119,742.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,180,976,886.40 : 1,771,465,329.60 = 567,413,161.60 : x
  2. Step 2: Convert to fraction form
    1,180,976,886.40/1,771,465,329.60 = 567,413,161.60/x
  3. Step 3: Cross multiply
    1,180,976,886.40x = 1,771,465,329.60 × 567,413,161.60
  4. Step 4: Simplify right side
    1,180,976,886.40x = 1,005,152,743,333,122,048
  5. Step 5: Solve for x
    x = 1,005,152,743,333,122,048/1,180,976,886.40
  6. Step 6: Final answer
    x = 851,119,742.40

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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.