Home / 1,029,070,555.90-1,420,114,275.30-559,173,310.54

Finding the Fourth Proportional to 1,029,070,555.90, 1,420,114,275.30 and 559,173,310.54

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Solution

The fourth proportional to 1,029,070,555.90, 1,420,114,275.30 and 559,173,310.54 is: 771,657,488.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,070,555.90 : 1,420,114,275.30 = 559,173,310.54 : x
  2. Step 2: Convert to fraction form
    1,029,070,555.90/1,420,114,275.30 = 559,173,310.54/x
  3. Step 3: Cross multiply
    1,029,070,555.90x = 1,420,114,275.30 × 559,173,310.54
  4. Step 4: Simplify right side
    1,029,070,555.90x = 794,090,000,663,188,608
  5. Step 5: Solve for x
    x = 794,090,000,663,188,608/1,029,070,555.90
  6. Step 6: Final answer
    x = 771,657,488.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.