Home / 67,778,815.20-93,535,711.92-36,838,975.20

Finding the Fourth Proportional to 67,778,815.20, 93,535,711.92 and 36,838,975.20

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Solution

The fourth proportional to 67,778,815.20, 93,535,711.92 and 36,838,975.20 is: 50,838,300.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,778,815.20 : 93,535,711.92 = 36,838,975.20 : x
  2. Step 2: Convert to fraction form
    67,778,815.20/93,535,711.92 = 36,838,975.20/x
  3. Step 3: Cross multiply
    67,778,815.20x = 93,535,711.92 × 36,838,975.20
  4. Step 4: Simplify right side
    67,778,815.20x = 3,445,759,771,735,224.50
  5. Step 5: Solve for x
    x = 3,445,759,771,735,224.50/67,778,815.20
  6. Step 6: Final answer
    x = 50,838,300.46

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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.