Home / 76,824,089.40-115,236,134.10-63,553,049.40

Finding the Fourth Proportional to 76,824,089.40, 115,236,134.10 and 63,553,049.40

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Solution

The fourth proportional to 76,824,089.40, 115,236,134.10 and 63,553,049.40 is: 95,329,574.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,824,089.40 : 115,236,134.10 = 63,553,049.40 : x
  2. Step 2: Convert to fraction form
    76,824,089.40/115,236,134.10 = 63,553,049.40/x
  3. Step 3: Cross multiply
    76,824,089.40x = 115,236,134.10 × 63,553,049.40
  4. Step 4: Simplify right side
    76,824,089.40x = 7,323,607,723,122,324
  5. Step 5: Solve for x
    x = 7,323,607,723,122,324/76,824,089.40
  6. Step 6: Final answer
    x = 95,329,574.10

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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.