Home / 528,408,077.40-792,612,116.10-164,855,194.20

Finding the Fourth Proportional to 528,408,077.40, 792,612,116.10 and 164,855,194.20

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Solution

The fourth proportional to 528,408,077.40, 792,612,116.10 and 164,855,194.20 is: 247,282,791.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,408,077.40 : 792,612,116.10 = 164,855,194.20 : x
  2. Step 2: Convert to fraction form
    528,408,077.40/792,612,116.10 = 164,855,194.20/x
  3. Step 3: Cross multiply
    528,408,077.40x = 792,612,116.10 × 164,855,194.20
  4. Step 4: Simplify right side
    528,408,077.40x = 130,666,224,324,938,448
  5. Step 5: Solve for x
    x = 130,666,224,324,938,448/528,408,077.40
  6. Step 6: Final answer
    x = 247,282,791.30

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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.