Home / 326,602,823.60-489,904,235.40-145,204,295.60

Finding the Fourth Proportional to 326,602,823.60, 489,904,235.40 and 145,204,295.60

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Solution

The fourth proportional to 326,602,823.60, 489,904,235.40 and 145,204,295.60 is: 217,806,443.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,602,823.60 : 489,904,235.40 = 145,204,295.60 : x
  2. Step 2: Convert to fraction form
    326,602,823.60/489,904,235.40 = 145,204,295.60/x
  3. Step 3: Cross multiply
    326,602,823.60x = 489,904,235.40 × 145,204,295.60
  4. Step 4: Simplify right side
    326,602,823.60x = 71,136,199,412,713,576
  5. Step 5: Solve for x
    x = 71,136,199,412,713,576/326,602,823.60
  6. Step 6: Final answer
    x = 217,806,443.40

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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.