Home / 767,323,660.40-1,150,985,490.60-537,552,191.60

Finding the Fourth Proportional to 767,323,660.40, 1,150,985,490.60 and 537,552,191.60

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Solution

The fourth proportional to 767,323,660.40, 1,150,985,490.60 and 537,552,191.60 is: 806,328,287.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,323,660.40 : 1,150,985,490.60 = 537,552,191.60 : x
  2. Step 2: Convert to fraction form
    767,323,660.40/1,150,985,490.60 = 537,552,191.60/x
  3. Step 3: Cross multiply
    767,323,660.40x = 1,150,985,490.60 × 537,552,191.60
  4. Step 4: Simplify right side
    767,323,660.40x = 618,714,772,971,831,168
  5. Step 5: Solve for x
    x = 618,714,772,971,831,168/767,323,660.40
  6. Step 6: Final answer
    x = 806,328,287.40

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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.