Home / 98,784,763.47-148,119,708.51-37,378,665.81

Finding the Fourth Proportional to 98,784,763.47, 148,119,708.51 and 37,378,665.81

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Solution

The fourth proportional to 98,784,763.47, 148,119,708.51 and 37,378,665.81 is: 56,046,265.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,784,763.47 : 148,119,708.51 = 37,378,665.81 : x
  2. Step 2: Convert to fraction form
    98,784,763.47/148,119,708.51 = 37,378,665.81/x
  3. Step 3: Cross multiply
    98,784,763.47x = 148,119,708.51 × 37,378,665.81
  4. Step 4: Simplify right side
    98,784,763.47x = 5,536,517,084,269,903
  5. Step 5: Solve for x
    x = 5,536,517,084,269,903/98,784,763.47
  6. Step 6: Final answer
    x = 56,046,265.54

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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.