Home / 245,583,972.80-368,311,807.20-73,014,315.20

Finding the Fourth Proportional to 245,583,972.80, 368,311,807.20 and 73,014,315.20

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Solution

The fourth proportional to 245,583,972.80, 368,311,807.20 and 73,014,315.20 is: 109,502,399.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,583,972.80 : 368,311,807.20 = 73,014,315.20 : x
  2. Step 2: Convert to fraction form
    245,583,972.80/368,311,807.20 = 73,014,315.20/x
  3. Step 3: Cross multiply
    245,583,972.80x = 368,311,807.20 × 73,014,315.20
  4. Step 4: Simplify right side
    245,583,972.80x = 26,892,034,382,782,428
  5. Step 5: Solve for x
    x = 26,892,034,382,782,428/245,583,972.80
  6. Step 6: Final answer
    x = 109,502,399.84

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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.