Home / 191,987,868.70-264,845,651.91-116,614,139.10

Finding the Fourth Proportional to 191,987,868.70, 264,845,651.91 and 116,614,139.10

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Solution

The fourth proportional to 191,987,868.70, 264,845,651.91 and 116,614,139.10 is: 160,868,225.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,987,868.70 : 264,845,651.91 = 116,614,139.10 : x
  2. Step 2: Convert to fraction form
    191,987,868.70/264,845,651.91 = 116,614,139.10/x
  3. Step 3: Cross multiply
    191,987,868.70x = 264,845,651.91 × 116,614,139.10
  4. Step 4: Simplify right side
    191,987,868.70x = 30,884,747,690,432,444
  5. Step 5: Solve for x
    x = 30,884,747,690,432,444/191,987,868.70
  6. Step 6: Final answer
    x = 160,868,225.16

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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.