Home / 688,451,053.74-1,032,981,535.88-360,848,710.77

Finding the Fourth Proportional to 688,451,053.74, 1,032,981,535.88 and 360,848,710.77

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Solution

The fourth proportional to 688,451,053.74, 1,032,981,535.88 and 360,848,710.77 is: 541,432,907.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    688,451,053.74 : 1,032,981,535.88 = 360,848,710.77 : x
  2. Step 2: Convert to fraction form
    688,451,053.74/1,032,981,535.88 = 360,848,710.77/x
  3. Step 3: Cross multiply
    688,451,053.74x = 1,032,981,535.88 × 360,848,710.77
  4. Step 4: Simplify right side
    688,451,053.74x = 372,750,055,471,512,448
  5. Step 5: Solve for x
    x = 372,750,055,471,512,448/688,451,053.74
  6. Step 6: Final answer
    x = 541,432,907.17

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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.