Home / 404,550,702.75-558,281,450.12-218,911,720.35

Finding the Fourth Proportional to 404,550,702.75, 558,281,450.12 and 218,911,720.35

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Solution

The fourth proportional to 404,550,702.75, 558,281,450.12 and 218,911,720.35 is: 302,098,975.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,550,702.75 : 558,281,450.12 = 218,911,720.35 : x
  2. Step 2: Convert to fraction form
    404,550,702.75/558,281,450.12 = 218,911,720.35/x
  3. Step 3: Cross multiply
    404,550,702.75x = 558,281,450.12 × 218,911,720.35
  4. Step 4: Simplify right side
    404,550,702.75x = 122,214,352,684,167,360
  5. Step 5: Solve for x
    x = 122,214,352,684,167,360/404,550,702.75
  6. Step 6: Final answer
    x = 302,098,975.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.