Home / 1,142,049,929.92-1,576,545,312.27-719,284,905.41

Finding the Fourth Proportional to 1,142,049,929.92, 1,576,545,312.27 and 719,284,905.41

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Solution

The fourth proportional to 1,142,049,929.92, 1,576,545,312.27 and 719,284,905.41 is: 992,938,413.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,049,929.92 : 1,576,545,312.27 = 719,284,905.41 : x
  2. Step 2: Convert to fraction form
    1,142,049,929.92/1,576,545,312.27 = 719,284,905.41/x
  3. Step 3: Cross multiply
    1,142,049,929.92x = 1,576,545,312.27 × 719,284,905.41
  4. Step 4: Simplify right side
    1,142,049,929.92x = 1,133,985,245,810,705,792
  5. Step 5: Solve for x
    x = 1,133,985,245,810,705,792/1,142,049,929.92
  6. Step 6: Final answer
    x = 992,938,413.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.