Home / 472,395,422.30-708,593,133.45-429,348,701.30

Finding the Fourth Proportional to 472,395,422.30, 708,593,133.45 and 429,348,701.30

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Solution

The fourth proportional to 472,395,422.30, 708,593,133.45 and 429,348,701.30 is: 644,023,051.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,395,422.30 : 708,593,133.45 = 429,348,701.30 : x
  2. Step 2: Convert to fraction form
    472,395,422.30/708,593,133.45 = 429,348,701.30/x
  3. Step 3: Cross multiply
    472,395,422.30x = 708,593,133.45 × 429,348,701.30
  4. Step 4: Simplify right side
    472,395,422.30x = 304,233,541,596,855,104
  5. Step 5: Solve for x
    x = 304,233,541,596,855,104/472,395,422.30
  6. Step 6: Final answer
    x = 644,023,051.95

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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.