Home / 38,976,971,962.11-58,478,049,136.40-18,029,146,143.75

Finding the Fourth Proportional to 38,976,971,962.11, 58,478,049,136.40 and 18,029,146,143.75

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Solution

The fourth proportional to 38,976,971,962.11, 58,478,049,136.40 and 18,029,146,143.75 is: 27,049,543,384.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,976,971,962.11 : 58,478,049,136.40 = 18,029,146,143.75 : x
  2. Step 2: Convert to fraction form
    38,976,971,962.11/58,478,049,136.40 = 18,029,146,143.75/x
  3. Step 3: Cross multiply
    38,976,971,962.11x = 58,478,049,136.40 × 18,029,146,143.75
  4. Step 4: Simplify right side
    38,976,971,962.11x = 1,054,309,294,081,549,139,968
  5. Step 5: Solve for x
    x = 1,054,309,294,081,549,139,968/38,976,971,962.11
  6. Step 6: Final answer
    x = 27,049,543,384.40

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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.