Home / 1,282,298,839.80-1,923,448,259.70-874,152,151.80

Finding the Fourth Proportional to 1,282,298,839.80, 1,923,448,259.70 and 874,152,151.80

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Solution

The fourth proportional to 1,282,298,839.80, 1,923,448,259.70 and 874,152,151.80 is: 1,311,228,227.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,282,298,839.80 : 1,923,448,259.70 = 874,152,151.80 : x
  2. Step 2: Convert to fraction form
    1,282,298,839.80/1,923,448,259.70 = 874,152,151.80/x
  3. Step 3: Cross multiply
    1,282,298,839.80x = 1,923,448,259.70 × 874,152,151.80
  4. Step 4: Simplify right side
    1,282,298,839.80x = 1,681,386,435,092,720,128
  5. Step 5: Solve for x
    x = 1,681,386,435,092,720,128/1,282,298,839.80
  6. Step 6: Final answer
    x = 1,311,228,227.70

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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.