Home / 582,408,570.09-803,741,232.06-318,103,031.76

Finding the Fourth Proportional to 582,408,570.09, 803,741,232.06 and 318,103,031.76

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Solution

The fourth proportional to 582,408,570.09, 803,741,232.06 and 318,103,031.76 is: 438,991,690.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,408,570.09 : 803,741,232.06 = 318,103,031.76 : x
  2. Step 2: Convert to fraction form
    582,408,570.09/803,741,232.06 = 318,103,031.76/x
  3. Step 3: Cross multiply
    582,408,570.09x = 803,741,232.06 × 318,103,031.76
  4. Step 4: Simplify right side
    582,408,570.09x = 255,672,522,665,789,696
  5. Step 5: Solve for x
    x = 255,672,522,665,789,696/582,408,570.09
  6. Step 6: Final answer
    x = 438,991,690.36

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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.