Home / 454,272,532.80-681,408,799.20-249,721,569.60

Finding the Fourth Proportional to 454,272,532.80, 681,408,799.20 and 249,721,569.60

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Solution

The fourth proportional to 454,272,532.80, 681,408,799.20 and 249,721,569.60 is: 374,582,354.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,272,532.80 : 681,408,799.20 = 249,721,569.60 : x
  2. Step 2: Convert to fraction form
    454,272,532.80/681,408,799.20 = 249,721,569.60/x
  3. Step 3: Cross multiply
    454,272,532.80x = 681,408,799.20 × 249,721,569.60
  4. Step 4: Simplify right side
    454,272,532.80x = 170,162,474,875,475,232
  5. Step 5: Solve for x
    x = 170,162,474,875,475,232/454,272,532.80
  6. Step 6: Final answer
    x = 374,582,354.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.