Home / 447,116,219.54-670,774,357.46-136,248,165.32

Finding the Fourth Proportional to 447,116,219.54, 670,774,357.46 and 136,248,165.32

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Solution

The fourth proportional to 447,116,219.54, 670,774,357.46 and 136,248,165.32 is: 204,402,729.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,116,219.54 : 670,774,357.46 = 136,248,165.32 : x
  2. Step 2: Convert to fraction form
    447,116,219.54/670,774,357.46 = 136,248,165.32/x
  3. Step 3: Cross multiply
    447,116,219.54x = 670,774,357.46 × 136,248,165.32
  4. Step 4: Simplify right side
    447,116,219.54x = 91,391,775,547,129,008
  5. Step 5: Solve for x
    x = 91,391,775,547,129,008/447,116,219.54
  6. Step 6: Final answer
    x = 204,402,729.21

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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.