Home / 476,928,017.40-715,392,026.10-170,230,135.80

Finding the Fourth Proportional to 476,928,017.40, 715,392,026.10 and 170,230,135.80

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Solution

The fourth proportional to 476,928,017.40, 715,392,026.10 and 170,230,135.80 is: 255,345,203.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,928,017.40 : 715,392,026.10 = 170,230,135.80 : x
  2. Step 2: Convert to fraction form
    476,928,017.40/715,392,026.10 = 170,230,135.80/x
  3. Step 3: Cross multiply
    476,928,017.40x = 715,392,026.10 × 170,230,135.80
  4. Step 4: Simplify right side
    476,928,017.40x = 121,781,281,753,240,160
  5. Step 5: Solve for x
    x = 121,781,281,753,240,160/476,928,017.40
  6. Step 6: Final answer
    x = 255,345,203.70

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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.