Home / 93,312,769.80-139,969,154.70-42,196,456.20

Finding the Fourth Proportional to 93,312,769.80, 139,969,154.70 and 42,196,456.20

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Solution

The fourth proportional to 93,312,769.80, 139,969,154.70 and 42,196,456.20 is: 63,294,684.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,312,769.80 : 139,969,154.70 = 42,196,456.20 : x
  2. Step 2: Convert to fraction form
    93,312,769.80/139,969,154.70 = 42,196,456.20/x
  3. Step 3: Cross multiply
    93,312,769.80x = 139,969,154.70 × 42,196,456.20
  4. Step 4: Simplify right side
    93,312,769.80x = 5,906,202,305,649,574
  5. Step 5: Solve for x
    x = 5,906,202,305,649,574/93,312,769.80
  6. Step 6: Final answer
    x = 63,294,684.30

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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.