Home / 328,466,947.83-492,637,630.53-98,436,032.48

Finding the Fourth Proportional to 328,466,947.83, 492,637,630.53 and 98,436,032.48

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Solution

The fourth proportional to 328,466,947.83, 492,637,630.53 and 98,436,032.48 is: 147,635,231.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,466,947.83 : 492,637,630.53 = 98,436,032.48 : x
  2. Step 2: Convert to fraction form
    328,466,947.83/492,637,630.53 = 98,436,032.48/x
  3. Step 3: Cross multiply
    328,466,947.83x = 492,637,630.53 × 98,436,032.48
  4. Step 4: Simplify right side
    328,466,947.83x = 48,493,293,799,229,136
  5. Step 5: Solve for x
    x = 48,493,293,799,229,136/328,466,947.83
  6. Step 6: Final answer
    x = 147,635,231.25

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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.