Home / 981,492,895.89-1,354,464,589.66-535,454,907.53

Finding the Fourth Proportional to 981,492,895.89, 1,354,464,589.66 and 535,454,907.53

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Solution

The fourth proportional to 981,492,895.89, 1,354,464,589.66 and 535,454,907.53 is: 738,930,169.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,492,895.89 : 1,354,464,589.66 = 535,454,907.53 : x
  2. Step 2: Convert to fraction form
    981,492,895.89/1,354,464,589.66 = 535,454,907.53/x
  3. Step 3: Cross multiply
    981,492,895.89x = 1,354,464,589.66 × 535,454,907.53
  4. Step 4: Simplify right side
    981,492,895.89x = 725,254,711,602,499,840
  5. Step 5: Solve for x
    x = 725,254,711,602,499,840/981,492,895.89
  6. Step 6: Final answer
    x = 738,930,169.17

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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.