Home / 1,185,241,909.30-1,635,734,277.15-656,771,664.49

Finding the Fourth Proportional to 1,185,241,909.30, 1,635,734,277.15 and 656,771,664.49

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Solution

The fourth proportional to 1,185,241,909.30, 1,635,734,277.15 and 656,771,664.49 is: 906,400,554.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,241,909.30 : 1,635,734,277.15 = 656,771,664.49 : x
  2. Step 2: Convert to fraction form
    1,185,241,909.30/1,635,734,277.15 = 656,771,664.49/x
  3. Step 3: Cross multiply
    1,185,241,909.30x = 1,635,734,277.15 × 656,771,664.49
  4. Step 4: Simplify right side
    1,185,241,909.30x = 1,074,303,923,867,152,512
  5. Step 5: Solve for x
    x = 1,074,303,923,867,152,512/1,185,241,909.30
  6. Step 6: Final answer
    x = 906,400,554.55

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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.