Home / 472,068,145.80-708,102,218.70-462,998,219.40

Finding the Fourth Proportional to 472,068,145.80, 708,102,218.70 and 462,998,219.40

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Solution

The fourth proportional to 472,068,145.80, 708,102,218.70 and 462,998,219.40 is: 694,497,329.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,068,145.80 : 708,102,218.70 = 462,998,219.40 : x
  2. Step 2: Convert to fraction form
    472,068,145.80/708,102,218.70 = 462,998,219.40/x
  3. Step 3: Cross multiply
    472,068,145.80x = 708,102,218.70 × 462,998,219.40
  4. Step 4: Simplify right side
    472,068,145.80x = 327,850,066,411,289,408
  5. Step 5: Solve for x
    x = 327,850,066,411,289,408/472,068,145.80
  6. Step 6: Final answer
    x = 694,497,329.10

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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.