Home / 314,928,376.10-472,392,564.15-265,043,780.90

Finding the Fourth Proportional to 314,928,376.10, 472,392,564.15 and 265,043,780.90

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Solution

The fourth proportional to 314,928,376.10, 472,392,564.15 and 265,043,780.90 is: 397,565,671.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,928,376.10 : 472,392,564.15 = 265,043,780.90 : x
  2. Step 2: Convert to fraction form
    314,928,376.10/472,392,564.15 = 265,043,780.90/x
  3. Step 3: Cross multiply
    314,928,376.10x = 472,392,564.15 × 265,043,780.90
  4. Step 4: Simplify right side
    314,928,376.10x = 125,204,711,271,361,792
  5. Step 5: Solve for x
    x = 125,204,711,271,361,792/314,928,376.10
  6. Step 6: Final answer
    x = 397,565,671.35

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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.