Home / 440,282,901.60-660,424,352.40-295,164,079.20

Finding the Fourth Proportional to 440,282,901.60, 660,424,352.40 and 295,164,079.20

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Solution

The fourth proportional to 440,282,901.60, 660,424,352.40 and 295,164,079.20 is: 442,746,118.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,282,901.60 : 660,424,352.40 = 295,164,079.20 : x
  2. Step 2: Convert to fraction form
    440,282,901.60/660,424,352.40 = 295,164,079.20/x
  3. Step 3: Cross multiply
    440,282,901.60x = 660,424,352.40 × 295,164,079.20
  4. Step 4: Simplify right side
    440,282,901.60x = 194,933,545,857,402,304
  5. Step 5: Solve for x
    x = 194,933,545,857,402,304/440,282,901.60
  6. Step 6: Final answer
    x = 442,746,118.80

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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.