Home / 375,147,171.60-517,706,136.50-207,886,226.71

Finding the Fourth Proportional to 375,147,171.60, 517,706,136.50 and 207,886,226.71

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Solution

The fourth proportional to 375,147,171.60, 517,706,136.50 and 207,886,226.71 is: 286,884,677.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,147,171.60 : 517,706,136.50 = 207,886,226.71 : x
  2. Step 2: Convert to fraction form
    375,147,171.60/517,706,136.50 = 207,886,226.71/x
  3. Step 3: Cross multiply
    375,147,171.60x = 517,706,136.50 × 207,886,226.71
  4. Step 4: Simplify right side
    375,147,171.60x = 107,623,975,260,557,776
  5. Step 5: Solve for x
    x = 107,623,975,260,557,776/375,147,171.60
  6. Step 6: Final answer
    x = 286,884,677.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.