Home / 249,801,456-344,762,085.40-143,934,603.06

Finding the Fourth Proportional to 249,801,456, 344,762,085.40 and 143,934,603.06

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Solution

The fourth proportional to 249,801,456, 344,762,085.40 and 143,934,603.06 is: 198,650,539.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,801,456 : 344,762,085.40 = 143,934,603.06 : x
  2. Step 2: Convert to fraction form
    249,801,456/344,762,085.40 = 143,934,603.06/x
  3. Step 3: Cross multiply
    249,801,456x = 344,762,085.40 × 143,934,603.06
  4. Step 4: Simplify right side
    249,801,456x = 49,623,193,912,186,816
  5. Step 5: Solve for x
    x = 49,623,193,912,186,816/249,801,456
  6. Step 6: Final answer
    x = 198,650,539.14

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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.