Home / 201,855,496.30-302,924,962.05-86,922,522.70

Finding the Fourth Proportional to 201,855,496.30, 302,924,962.05 and 86,922,522.70

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Solution

The fourth proportional to 201,855,496.30, 302,924,962.05 and 86,922,522.70 is: 130,444,810.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,855,496.30 : 302,924,962.05 = 86,922,522.70 : x
  2. Step 2: Convert to fraction form
    201,855,496.30/302,924,962.05 = 86,922,522.70/x
  3. Step 3: Cross multiply
    201,855,496.30x = 302,924,962.05 × 86,922,522.70
  4. Step 4: Simplify right side
    201,855,496.30x = 26,331,001,890,187,764
  5. Step 5: Solve for x
    x = 26,331,001,890,187,764/201,855,496.30
  6. Step 6: Final answer
    x = 130,444,810.14

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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.