Home / 659,237,875.86-987,563,926.80-382,307,295

Finding the Fourth Proportional to 659,237,875.86, 987,563,926.80 and 382,307,295

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Solution

The fourth proportional to 659,237,875.86, 987,563,926.80 and 382,307,295 is: 572,711,167.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,237,875.86 : 987,563,926.80 = 382,307,295 : x
  2. Step 2: Convert to fraction form
    659,237,875.86/987,563,926.80 = 382,307,295/x
  3. Step 3: Cross multiply
    659,237,875.86x = 987,563,926.80 × 382,307,295
  4. Step 4: Simplify right side
    659,237,875.86x = 377,552,893,494,486,016
  5. Step 5: Solve for x
    x = 377,552,893,494,486,016/659,237,875.86
  6. Step 6: Final answer
    x = 572,711,167.42

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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.