Home / 651,925,298.20-977,887,947.30-215,293,372.60

Finding the Fourth Proportional to 651,925,298.20, 977,887,947.30 and 215,293,372.60

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Solution

The fourth proportional to 651,925,298.20, 977,887,947.30 and 215,293,372.60 is: 322,940,058.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,925,298.20 : 977,887,947.30 = 215,293,372.60 : x
  2. Step 2: Convert to fraction form
    651,925,298.20/977,887,947.30 = 215,293,372.60/x
  3. Step 3: Cross multiply
    651,925,298.20x = 977,887,947.30 × 215,293,372.60
  4. Step 4: Simplify right side
    651,925,298.20x = 210,532,794,199,108,032
  5. Step 5: Solve for x
    x = 210,532,794,199,108,032/651,925,298.20
  6. Step 6: Final answer
    x = 322,940,058.90

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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.