Home / 201,204,000.80-301,806,001.20-191,638,062.80

Finding the Fourth Proportional to 201,204,000.80, 301,806,001.20 and 191,638,062.80

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Solution

The fourth proportional to 201,204,000.80, 301,806,001.20 and 191,638,062.80 is: 287,457,094.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,204,000.80 : 301,806,001.20 = 191,638,062.80 : x
  2. Step 2: Convert to fraction form
    201,204,000.80/301,806,001.20 = 191,638,062.80/x
  3. Step 3: Cross multiply
    201,204,000.80x = 301,806,001.20 × 191,638,062.80
  4. Step 4: Simplify right side
    201,204,000.80x = 57,837,517,411,382,480
  5. Step 5: Solve for x
    x = 57,837,517,411,382,480/201,204,000.80
  6. Step 6: Final answer
    x = 287,457,094.20

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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.