Home / 80,922,024.85-111,681,048.47-49,580,873.14

Finding the Fourth Proportional to 80,922,024.85, 111,681,048.47 and 49,580,873.14

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Solution

The fourth proportional to 80,922,024.85, 111,681,048.47 and 49,580,873.14 is: 68,426,907.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,922,024.85 : 111,681,048.47 = 49,580,873.14 : x
  2. Step 2: Convert to fraction form
    80,922,024.85/111,681,048.47 = 49,580,873.14/x
  3. Step 3: Cross multiply
    80,922,024.85x = 111,681,048.47 × 49,580,873.14
  4. Step 4: Simplify right side
    80,922,024.85x = 5,537,243,896,178,011
  5. Step 5: Solve for x
    x = 5,537,243,896,178,011/80,922,024.85
  6. Step 6: Final answer
    x = 68,426,907.34

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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.