Home / 813,092,852.16-1,122,065,693.28-441,816,016.32

Finding the Fourth Proportional to 813,092,852.16, 1,122,065,693.28 and 441,816,016.32

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Solution

The fourth proportional to 813,092,852.16, 1,122,065,693.28 and 441,816,016.32 is: 609,704,775.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    813,092,852.16 : 1,122,065,693.28 = 441,816,016.32 : x
  2. Step 2: Convert to fraction form
    813,092,852.16/1,122,065,693.28 = 441,816,016.32/x
  3. Step 3: Cross multiply
    813,092,852.16x = 1,122,065,693.28 × 441,816,016.32
  4. Step 4: Simplify right side
    813,092,852.16x = 495,746,594,654,308,544
  5. Step 5: Solve for x
    x = 495,746,594,654,308,544/813,092,852.16
  6. Step 6: Final answer
    x = 609,704,775.21

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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.