Home / 49,580,448.74-68,399,795.38-30,963,267.85

Finding the Fourth Proportional to 49,580,448.74, 68,399,795.38 and 30,963,267.85

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Solution

The fourth proportional to 49,580,448.74, 68,399,795.38 and 30,963,267.85 is: 42,716,055.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,580,448.74 : 68,399,795.38 = 30,963,267.85 : x
  2. Step 2: Convert to fraction form
    49,580,448.74/68,399,795.38 = 30,963,267.85/x
  3. Step 3: Cross multiply
    49,580,448.74x = 68,399,795.38 × 30,963,267.85
  4. Step 4: Simplify right side
    49,580,448.74x = 2,117,881,185,236,132.50
  5. Step 5: Solve for x
    x = 2,117,881,185,236,132.50/49,580,448.74
  6. Step 6: Final answer
    x = 42,716,055.20

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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.