Home / 326,427,501.60-489,641,252.40-108,111,538.80

Finding the Fourth Proportional to 326,427,501.60, 489,641,252.40 and 108,111,538.80

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Solution

The fourth proportional to 326,427,501.60, 489,641,252.40 and 108,111,538.80 is: 162,167,308.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,427,501.60 : 489,641,252.40 = 108,111,538.80 : x
  2. Step 2: Convert to fraction form
    326,427,501.60/489,641,252.40 = 108,111,538.80/x
  3. Step 3: Cross multiply
    326,427,501.60x = 489,641,252.40 × 108,111,538.80
  4. Step 4: Simplify right side
    326,427,501.60x = 52,935,869,256,923,192
  5. Step 5: Solve for x
    x = 52,935,869,256,923,192/326,427,501.60
  6. Step 6: Final answer
    x = 162,167,308.20

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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.