Home / 1,095,772,038.89-1,644,223,157.67-513,565,432.61

Finding the Fourth Proportional to 1,095,772,038.89, 1,644,223,157.67 and 513,565,432.61

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Solution

The fourth proportional to 1,095,772,038.89, 1,644,223,157.67 and 513,565,432.61 is: 770,612,999.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,772,038.89 : 1,644,223,157.67 = 513,565,432.61 : x
  2. Step 2: Convert to fraction form
    1,095,772,038.89/1,644,223,157.67 = 513,565,432.61/x
  3. Step 3: Cross multiply
    1,095,772,038.89x = 1,644,223,157.67 × 513,565,432.61
  4. Step 4: Simplify right side
    1,095,772,038.89x = 844,416,177,276,173,824
  5. Step 5: Solve for x
    x = 844,416,177,276,173,824/1,095,772,038.89
  6. Step 6: Final answer
    x = 770,612,999.15

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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.