Home / 177,878,925.86-245,470,508.78-99,562,458.56

Finding the Fourth Proportional to 177,878,925.86, 245,470,508.78 and 99,562,458.56

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Solution

The fourth proportional to 177,878,925.86, 245,470,508.78 and 99,562,458.56 is: 137,394,844.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,878,925.86 : 245,470,508.78 = 99,562,458.56 : x
  2. Step 2: Convert to fraction form
    177,878,925.86/245,470,508.78 = 99,562,458.56/x
  3. Step 3: Cross multiply
    177,878,925.86x = 245,470,508.78 × 99,562,458.56
  4. Step 4: Simplify right side
    177,878,925.86x = 24,439,647,356,385,704
  5. Step 5: Solve for x
    x = 24,439,647,356,385,704/177,878,925.86
  6. Step 6: Final answer
    x = 137,394,844.49

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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.