Home / 354,305,701.60-531,458,552.40-305,838,282.40

Finding the Fourth Proportional to 354,305,701.60, 531,458,552.40 and 305,838,282.40

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Solution

The fourth proportional to 354,305,701.60, 531,458,552.40 and 305,838,282.40 is: 458,757,423.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,305,701.60 : 531,458,552.40 = 305,838,282.40 : x
  2. Step 2: Convert to fraction form
    354,305,701.60/531,458,552.40 = 305,838,282.40/x
  3. Step 3: Cross multiply
    354,305,701.60x = 531,458,552.40 × 305,838,282.40
  4. Step 4: Simplify right side
    354,305,701.60x = 162,540,370,832,806,368
  5. Step 5: Solve for x
    x = 162,540,370,832,806,368/354,305,701.60
  6. Step 6: Final answer
    x = 458,757,423.60

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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.