Home / 434,480,320.80-652,476,308.40-230,406,976.80

Finding the Fourth Proportional to 434,480,320.80, 652,476,308.40 and 230,406,976.80

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Solution

The fourth proportional to 434,480,320.80, 652,476,308.40 and 230,406,976.80 is: 346,011,283.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,480,320.80 : 652,476,308.40 = 230,406,976.80 : x
  2. Step 2: Convert to fraction form
    434,480,320.80/652,476,308.40 = 230,406,976.80/x
  3. Step 3: Cross multiply
    434,480,320.80x = 652,476,308.40 × 230,406,976.80
  4. Step 4: Simplify right side
    434,480,320.80x = 150,335,093,652,068,448
  5. Step 5: Solve for x
    x = 150,335,093,652,068,448/434,480,320.80
  6. Step 6: Final answer
    x = 346,011,283.95

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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.