Home / 98,784,780.86-148,119,734.55-37,378,683.17

Finding the Fourth Proportional to 98,784,780.86, 148,119,734.55 and 37,378,683.17

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Solution

The fourth proportional to 98,784,780.86, 148,119,734.55 and 37,378,683.17 is: 56,046,291.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,784,780.86 : 148,119,734.55 = 37,378,683.17 : x
  2. Step 2: Convert to fraction form
    98,784,780.86/148,119,734.55 = 37,378,683.17/x
  3. Step 3: Cross multiply
    98,784,780.86x = 148,119,734.55 × 37,378,683.17
  4. Step 4: Simplify right side
    98,784,780.86x = 5,536,520,628,968,953
  5. Step 5: Solve for x
    x = 5,536,520,628,968,953/98,784,780.86
  6. Step 6: Final answer
    x = 56,046,291.55

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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.