Home / 156,992,467.40-235,488,701.10-88,968,019.40

Finding the Fourth Proportional to 156,992,467.40, 235,488,701.10 and 88,968,019.40

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Solution

The fourth proportional to 156,992,467.40, 235,488,701.10 and 88,968,019.40 is: 133,452,029.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,992,467.40 : 235,488,701.10 = 88,968,019.40 : x
  2. Step 2: Convert to fraction form
    156,992,467.40/235,488,701.10 = 88,968,019.40/x
  3. Step 3: Cross multiply
    156,992,467.40x = 235,488,701.10 × 88,968,019.40
  4. Step 4: Simplify right side
    156,992,467.40x = 20,950,963,327,945,604
  5. Step 5: Solve for x
    x = 20,950,963,327,945,604/156,992,467.40
  6. Step 6: Final answer
    x = 133,452,029.10

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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.