Home / 476,928,032.20-715,392,048.30-247,345,520.20

Finding the Fourth Proportional to 476,928,032.20, 715,392,048.30 and 247,345,520.20

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Solution

The fourth proportional to 476,928,032.20, 715,392,048.30 and 247,345,520.20 is: 371,018,280.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,928,032.20 : 715,392,048.30 = 247,345,520.20 : x
  2. Step 2: Convert to fraction form
    476,928,032.20/715,392,048.30 = 247,345,520.20/x
  3. Step 3: Cross multiply
    476,928,032.20x = 715,392,048.30 × 247,345,520.20
  4. Step 4: Simplify right side
    476,928,032.20x = 176,949,018,333,707,008
  5. Step 5: Solve for x
    x = 176,949,018,333,707,008/476,928,032.20
  6. Step 6: Final answer
    x = 371,018,280.30

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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.