Home / 11,233,928,178.88-15,495,354,420.04-7,224,670,180.40

Finding the Fourth Proportional to 11,233,928,178.88, 15,495,354,420.04 and 7,224,670,180.40

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Solution

The fourth proportional to 11,233,928,178.88, 15,495,354,420.04 and 7,224,670,180.40 is: 9,965,243,077.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,233,928,178.88 : 15,495,354,420.04 = 7,224,670,180.40 : x
  2. Step 2: Convert to fraction form
    11,233,928,178.88/15,495,354,420.04 = 7,224,670,180.40/x
  3. Step 3: Cross multiply
    11,233,928,178.88x = 15,495,354,420.04 × 7,224,670,180.40
  4. Step 4: Simplify right side
    11,233,928,178.88x = 111,948,825,013,192,327,168
  5. Step 5: Solve for x
    x = 111,948,825,013,192,327,168/11,233,928,178.88
  6. Step 6: Final answer
    x = 9,965,243,077.10

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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.