Home / 1,249,497,999.20-1,874,246,998.80-927,011,727.20

Finding the Fourth Proportional to 1,249,497,999.20, 1,874,246,998.80 and 927,011,727.20

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Solution

The fourth proportional to 1,249,497,999.20, 1,874,246,998.80 and 927,011,727.20 is: 1,390,517,590.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,497,999.20 : 1,874,246,998.80 = 927,011,727.20 : x
  2. Step 2: Convert to fraction form
    1,249,497,999.20/1,874,246,998.80 = 927,011,727.20/x
  3. Step 3: Cross multiply
    1,249,497,999.20x = 1,874,246,998.80 × 927,011,727.20
  4. Step 4: Simplify right side
    1,249,497,999.20x = 1,737,448,947,557,004,288
  5. Step 5: Solve for x
    x = 1,737,448,947,557,004,288/1,249,497,999.20
  6. Step 6: Final answer
    x = 1,390,517,590.80

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1.5x scale

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.