Home / 269,511,482.69-371,926,966.88-145,752,159.81

Finding the Fourth Proportional to 269,511,482.69, 371,926,966.88 and 145,752,159.81

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Solution

The fourth proportional to 269,511,482.69, 371,926,966.88 and 145,752,159.81 is: 201,138,586.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,511,482.69 : 371,926,966.88 = 145,752,159.81 : x
  2. Step 2: Convert to fraction form
    269,511,482.69/371,926,966.88 = 145,752,159.81/x
  3. Step 3: Cross multiply
    269,511,482.69x = 371,926,966.88 × 145,752,159.81
  4. Step 4: Simplify right side
    269,511,482.69x = 54,209,158,714,706,720
  5. Step 5: Solve for x
    x = 54,209,158,714,706,720/269,511,482.69
  6. Step 6: Final answer
    x = 201,138,586.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.