Home / 510,938,804.97-705,095,834.22-275,989,466.70

Finding the Fourth Proportional to 510,938,804.97, 705,095,834.22 and 275,989,466.70

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Solution

The fourth proportional to 510,938,804.97, 705,095,834.22 and 275,989,466.70 is: 380,865,617.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,938,804.97 : 705,095,834.22 = 275,989,466.70 : x
  2. Step 2: Convert to fraction form
    510,938,804.97/705,095,834.22 = 275,989,466.70/x
  3. Step 3: Cross multiply
    510,938,804.97x = 705,095,834.22 × 275,989,466.70
  4. Step 4: Simplify right side
    510,938,804.97x = 194,599,023,258,769,408
  5. Step 5: Solve for x
    x = 194,599,023,258,769,408/510,938,804.97
  6. Step 6: Final answer
    x = 380,865,617.11

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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.