Home / 484,445,637.60-726,668,456.40-432,041,618.40

Finding the Fourth Proportional to 484,445,637.60, 726,668,456.40 and 432,041,618.40

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Solution

The fourth proportional to 484,445,637.60, 726,668,456.40 and 432,041,618.40 is: 648,062,427.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,445,637.60 : 726,668,456.40 = 432,041,618.40 : x
  2. Step 2: Convert to fraction form
    484,445,637.60/726,668,456.40 = 432,041,618.40/x
  3. Step 3: Cross multiply
    484,445,637.60x = 726,668,456.40 × 432,041,618.40
  4. Step 4: Simplify right side
    484,445,637.60x = 313,951,015,943,285,824
  5. Step 5: Solve for x
    x = 313,951,015,943,285,824/484,445,637.60
  6. Step 6: Final answer
    x = 648,062,427.60

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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.