Home / 314,598,678.25-471,761,264.80-90,200,954.58

Finding the Fourth Proportional to 314,598,678.25, 471,761,264.80 and 90,200,954.58

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Solution

The fourth proportional to 314,598,678.25, 471,761,264.80 and 90,200,954.58 is: 135,262,222.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,598,678.25 : 471,761,264.80 = 90,200,954.58 : x
  2. Step 2: Convert to fraction form
    314,598,678.25/471,761,264.80 = 90,200,954.58/x
  3. Step 3: Cross multiply
    314,598,678.25x = 471,761,264.80 × 90,200,954.58
  4. Step 4: Simplify right side
    314,598,678.25x = 42,553,316,419,317,624
  5. Step 5: Solve for x
    x = 42,553,316,419,317,624/314,598,678.25
  6. Step 6: Final answer
    x = 135,262,222.51

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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.