Home / 249,380,260.59-344,145,258.32-139,371,970.35

Finding the Fourth Proportional to 249,380,260.59, 344,145,258.32 and 139,371,970.35

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Solution

The fourth proportional to 249,380,260.59, 344,145,258.32 and 139,371,970.35 is: 192,333,597.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,380,260.59 : 344,145,258.32 = 139,371,970.35 : x
  2. Step 2: Convert to fraction form
    249,380,260.59/344,145,258.32 = 139,371,970.35/x
  3. Step 3: Cross multiply
    249,380,260.59x = 344,145,258.32 × 139,371,970.35
  4. Step 4: Simplify right side
    249,380,260.59x = 47,964,202,737,971,272
  5. Step 5: Solve for x
    x = 47,964,202,737,971,272/249,380,260.59
  6. Step 6: Final answer
    x = 192,333,597.79

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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.