Home / 314,928,610.10-472,392,915.15-249,880,231.70

Finding the Fourth Proportional to 314,928,610.10, 472,392,915.15 and 249,880,231.70

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Solution

The fourth proportional to 314,928,610.10, 472,392,915.15 and 249,880,231.70 is: 374,820,347.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,928,610.10 : 472,392,915.15 = 249,880,231.70 : x
  2. Step 2: Convert to fraction form
    314,928,610.10/472,392,915.15 = 249,880,231.70/x
  3. Step 3: Cross multiply
    314,928,610.10x = 472,392,915.15 × 249,880,231.70
  4. Step 4: Simplify right side
    314,928,610.10x = 118,041,651,091,120,432
  5. Step 5: Solve for x
    x = 118,041,651,091,120,432/314,928,610.10
  6. Step 6: Final answer
    x = 374,820,347.55

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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.