Home / 476,990,681.18-715,486,271.31-149,491,701.17

Finding the Fourth Proportional to 476,990,681.18, 715,486,271.31 and 149,491,701.17

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Solution

The fourth proportional to 476,990,681.18, 715,486,271.31 and 149,491,701.17 is: 224,237,629.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,990,681.18 : 715,486,271.31 = 149,491,701.17 : x
  2. Step 2: Convert to fraction form
    476,990,681.18/715,486,271.31 = 149,491,701.17/x
  3. Step 3: Cross multiply
    476,990,681.18x = 715,486,271.31 × 149,491,701.17
  4. Step 4: Simplify right side
    476,990,681.18x = 106,959,259,858,334,624
  5. Step 5: Solve for x
    x = 106,959,259,858,334,624/476,990,681.18
  6. Step 6: Final answer
    x = 224,237,629.96

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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.