Home / 2,109,487,387.78-3,163,923,073.50-615,117,368.26

Finding the Fourth Proportional to 2,109,487,387.78, 3,163,923,073.50 and 615,117,368.26

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Solution

The fourth proportional to 2,109,487,387.78, 3,163,923,073.50 and 615,117,368.26 is: 922,586,238.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,109,487,387.78 : 3,163,923,073.50 = 615,117,368.26 : x
  2. Step 2: Convert to fraction form
    2,109,487,387.78/3,163,923,073.50 = 615,117,368.26/x
  3. Step 3: Cross multiply
    2,109,487,387.78x = 3,163,923,073.50 × 615,117,368.26
  4. Step 4: Simplify right side
    2,109,487,387.78x = 1,946,184,034,348,410,624
  5. Step 5: Solve for x
    x = 1,946,184,034,348,410,624/2,109,487,387.78
  6. Step 6: Final answer
    x = 922,586,238.54

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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.