Home / 49,501,216.80-74,222,300.70-30,345,721.20

Finding the Fourth Proportional to 49,501,216.80, 74,222,300.70 and 30,345,721.20

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Solution

The fourth proportional to 49,501,216.80, 74,222,300.70 and 30,345,721.20 is: 45,500,482.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,501,216.80 : 74,222,300.70 = 30,345,721.20 : x
  2. Step 2: Convert to fraction form
    49,501,216.80/74,222,300.70 = 30,345,721.20/x
  3. Step 3: Cross multiply
    49,501,216.80x = 74,222,300.70 × 30,345,721.20
  4. Step 4: Simplify right side
    49,501,216.80x = 2,252,329,243,864,765
  5. Step 5: Solve for x
    x = 2,252,329,243,864,765/49,501,216.80
  6. Step 6: Final answer
    x = 45,500,482.40

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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.