Home / 140,985,322.34-211,442,102.12-43,922,938.10

Finding the Fourth Proportional to 140,985,322.34, 211,442,102.12 and 43,922,938.10

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Solution

The fourth proportional to 140,985,322.34, 211,442,102.12 and 43,922,938.10 is: 65,873,228.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,985,322.34 : 211,442,102.12 = 43,922,938.10 : x
  2. Step 2: Convert to fraction form
    140,985,322.34/211,442,102.12 = 43,922,938.10/x
  3. Step 3: Cross multiply
    140,985,322.34x = 211,442,102.12 × 43,922,938.10
  4. Step 4: Simplify right side
    140,985,322.34x = 9,287,158,363,150,640
  5. Step 5: Solve for x
    x = 9,287,158,363,150,640/140,985,322.34
  6. Step 6: Final answer
    x = 65,873,228.57

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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.