Home / 872,771,675.75-1,204,424,594.40-476,294,666.25

Finding the Fourth Proportional to 872,771,675.75, 1,204,424,594.40 and 476,294,666.25

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Solution

The fourth proportional to 872,771,675.75, 1,204,424,594.40 and 476,294,666.25 is: 657,286,465.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,771,675.75 : 1,204,424,594.40 = 476,294,666.25 : x
  2. Step 2: Convert to fraction form
    872,771,675.75/1,204,424,594.40 = 476,294,666.25/x
  3. Step 3: Cross multiply
    872,771,675.75x = 1,204,424,594.40 × 476,294,666.25
  4. Step 4: Simplify right side
    872,771,675.75x = 573,661,010,213,039,680
  5. Step 5: Solve for x
    x = 573,661,010,213,039,680/872,771,675.75
  6. Step 6: Final answer
    x = 657,286,465.81

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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.