Home / 221,815,543.01-304,502,526.38-190,399,050.16

Finding the Fourth Proportional to 221,815,543.01, 304,502,526.38 and 190,399,050.16

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Solution

The fourth proportional to 221,815,543.01, 304,502,526.38 and 190,399,050.16 is: 261,374,793.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,815,543.01 : 304,502,526.38 = 190,399,050.16 : x
  2. Step 2: Convert to fraction form
    221,815,543.01/304,502,526.38 = 190,399,050.16/x
  3. Step 3: Cross multiply
    221,815,543.01x = 304,502,526.38 × 190,399,050.16
  4. Step 4: Simplify right side
    221,815,543.01x = 57,976,991,793,787,080
  5. Step 5: Solve for x
    x = 57,976,991,793,787,080/221,815,543.01
  6. Step 6: Final answer
    x = 261,374,793.71

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.