Home / 91,602,004.80-137,403,007.20-31,017,730.80

Finding the Fourth Proportional to 91,602,004.80, 137,403,007.20 and 31,017,730.80

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Solution

The fourth proportional to 91,602,004.80, 137,403,007.20 and 31,017,730.80 is: 46,526,596.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,602,004.80 : 137,403,007.20 = 31,017,730.80 : x
  2. Step 2: Convert to fraction form
    91,602,004.80/137,403,007.20 = 31,017,730.80/x
  3. Step 3: Cross multiply
    91,602,004.80x = 137,403,007.20 × 31,017,730.80
  4. Step 4: Simplify right side
    91,602,004.80x = 4,261,929,488,440,061.50
  5. Step 5: Solve for x
    x = 4,261,929,488,440,061.50/91,602,004.80
  6. Step 6: Final answer
    x = 46,526,596.20

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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.