Home / 249,448,693.98-344,241,425.10-137,947,079.64

Finding the Fourth Proportional to 249,448,693.98, 344,241,425.10 and 137,947,079.64

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Solution

The fourth proportional to 249,448,693.98, 344,241,425.10 and 137,947,079.64 is: 190,368,201.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,448,693.98 : 344,241,425.10 = 137,947,079.64 : x
  2. Step 2: Convert to fraction form
    249,448,693.98/344,241,425.10 = 137,947,079.64/x
  3. Step 3: Cross multiply
    249,448,693.98x = 344,241,425.10 × 137,947,079.64
  4. Step 4: Simplify right side
    249,448,693.98x = 47,487,099,283,656,792
  5. Step 5: Solve for x
    x = 47,487,099,283,656,792/249,448,693.98
  6. Step 6: Final answer
    x = 190,368,201.68

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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.