Home / 1,590,193,440.20-2,385,290,160.30-620,845,056.20

Finding the Fourth Proportional to 1,590,193,440.20, 2,385,290,160.30 and 620,845,056.20

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Solution

The fourth proportional to 1,590,193,440.20, 2,385,290,160.30 and 620,845,056.20 is: 931,267,584.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,590,193,440.20 : 2,385,290,160.30 = 620,845,056.20 : x
  2. Step 2: Convert to fraction form
    1,590,193,440.20/2,385,290,160.30 = 620,845,056.20/x
  3. Step 3: Cross multiply
    1,590,193,440.20x = 2,385,290,160.30 × 620,845,056.20
  4. Step 4: Simplify right side
    1,590,193,440.20x = 1,480,895,603,624,760,832
  5. Step 5: Solve for x
    x = 1,480,895,603,624,760,832/1,590,193,440.20
  6. Step 6: Final answer
    x = 931,267,584.30

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Double scale
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1.5x scale

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.