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Finding the Fourth Proportional to 201,001,812.40, 301,502,718.60 and 183,145,394.80

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Solution

The fourth proportional to 201,001,812.40, 301,502,718.60 and 183,145,394.80 is: 274,718,092.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,001,812.40 : 301,502,718.60 = 183,145,394.80 : x
  2. Step 2: Convert to fraction form
    201,001,812.40/301,502,718.60 = 183,145,394.80/x
  3. Step 3: Cross multiply
    201,001,812.40x = 301,502,718.60 × 183,145,394.80
  4. Step 4: Simplify right side
    201,001,812.40x = 55,218,834,431,270,312
  5. Step 5: Solve for x
    x = 55,218,834,431,270,312/201,001,812.40
  6. Step 6: Final answer
    x = 274,718,092.20

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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.