Home / 249,974,541.52-344,964,837.75-149,502,963.20

Finding the Fourth Proportional to 249,974,541.52, 344,964,837.75 and 149,502,963.20

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Solution

The fourth proportional to 249,974,541.52, 344,964,837.75 and 149,502,963.20 is: 206,314,071.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,974,541.52 : 344,964,837.75 = 149,502,963.20 : x
  2. Step 2: Convert to fraction form
    249,974,541.52/344,964,837.75 = 149,502,963.20/x
  3. Step 3: Cross multiply
    249,974,541.52x = 344,964,837.75 × 149,502,963.20
  4. Step 4: Simplify right side
    249,974,541.52x = 51,573,265,441,146,752
  5. Step 5: Solve for x
    x = 51,573,265,441,146,752/249,974,541.52
  6. Step 6: Final answer
    x = 206,314,071.53

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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.