Home / 442,838,948.40-664,276,579.56-151,906,148.64

Finding the Fourth Proportional to 442,838,948.40, 664,276,579.56 and 151,906,148.64

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Solution

The fourth proportional to 442,838,948.40, 664,276,579.56 and 151,906,148.64 is: 227,865,451.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,838,948.40 : 664,276,579.56 = 151,906,148.64 : x
  2. Step 2: Convert to fraction form
    442,838,948.40/664,276,579.56 = 151,906,148.64/x
  3. Step 3: Cross multiply
    442,838,948.40x = 664,276,579.56 × 151,906,148.64
  4. Step 4: Simplify right side
    442,838,948.40x = 100,907,696,832,712,128
  5. Step 5: Solve for x
    x = 100,907,696,832,712,128/442,838,948.40
  6. Step 6: Final answer
    x = 227,865,451.31

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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.