Home / 39,351,854,989.32-58,980,357,678.75-18,074,942,944.44

Finding the Fourth Proportional to 39,351,854,989.32, 58,980,357,678.75 and 18,074,942,944.44

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Solution

The fourth proportional to 39,351,854,989.32, 58,980,357,678.75 and 18,074,942,944.44 is: 27,090,631,437.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,351,854,989.32 : 58,980,357,678.75 = 18,074,942,944.44 : x
  2. Step 2: Convert to fraction form
    39,351,854,989.32/58,980,357,678.75 = 18,074,942,944.44/x
  3. Step 3: Cross multiply
    39,351,854,989.32x = 58,980,357,678.75 × 18,074,942,944.44
  4. Step 4: Simplify right side
    39,351,854,989.32x = 1,066,066,599,886,069,825,536
  5. Step 5: Solve for x
    x = 1,066,066,599,886,069,825,536/39,351,854,989.32
  6. Step 6: Final answer
    x = 27,090,631,437.21

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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.