Home / 348,033,606.40-521,453,212.80-165,888,582.40

Finding the Fourth Proportional to 348,033,606.40, 521,453,212.80 and 165,888,582.40

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Solution

The fourth proportional to 348,033,606.40, 521,453,212.80 and 165,888,582.40 is: 248,548,222.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,033,606.40 : 521,453,212.80 = 165,888,582.40 : x
  2. Step 2: Convert to fraction form
    348,033,606.40/521,453,212.80 = 165,888,582.40/x
  3. Step 3: Cross multiply
    348,033,606.40x = 521,453,212.80 × 165,888,582.40
  4. Step 4: Simplify right side
    348,033,606.40x = 86,503,134,259,317,536
  5. Step 5: Solve for x
    x = 86,503,134,259,317,536/348,033,606.40
  6. Step 6: Final answer
    x = 248,548,222.55

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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.