Home / 750,294,340.82-1,035,412,269.72-415,772,451.04

Finding the Fourth Proportional to 750,294,340.82, 1,035,412,269.72 and 415,772,451.04

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Solution

The fourth proportional to 750,294,340.82, 1,035,412,269.72 and 415,772,451.04 is: 573,769,351.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,294,340.82 : 1,035,412,269.72 = 415,772,451.04 : x
  2. Step 2: Convert to fraction form
    750,294,340.82/1,035,412,269.72 = 415,772,451.04/x
  3. Step 3: Cross multiply
    750,294,340.82x = 1,035,412,269.72 × 415,772,451.04
  4. Step 4: Simplify right side
    750,294,340.82x = 430,495,897,218,088,320
  5. Step 5: Solve for x
    x = 430,495,897,218,088,320/750,294,340.82
  6. Step 6: Final answer
    x = 573,769,351.31

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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.