Home / 328,064,363.40-492,096,545.10-191,679,544.20

Finding the Fourth Proportional to 328,064,363.40, 492,096,545.10 and 191,679,544.20

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Solution

The fourth proportional to 328,064,363.40, 492,096,545.10 and 191,679,544.20 is: 287,519,316.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,064,363.40 : 492,096,545.10 = 191,679,544.20 : x
  2. Step 2: Convert to fraction form
    328,064,363.40/492,096,545.10 = 191,679,544.20/x
  3. Step 3: Cross multiply
    328,064,363.40x = 492,096,545.10 × 191,679,544.20
  4. Step 4: Simplify right side
    328,064,363.40x = 94,324,841,467,162,736
  5. Step 5: Solve for x
    x = 94,324,841,467,162,736/328,064,363.40
  6. Step 6: Final answer
    x = 287,519,316.30

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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.