Home / 359,572,437.50-496,072,773-218,390,402.75

Finding the Fourth Proportional to 359,572,437.50, 496,072,773 and 218,390,402.75

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Solution

The fourth proportional to 359,572,437.50, 496,072,773 and 218,390,402.75 is: 301,295,431.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,572,437.50 : 496,072,773 = 218,390,402.75 : x
  2. Step 2: Convert to fraction form
    359,572,437.50/496,072,773 = 218,390,402.75/x
  3. Step 3: Cross multiply
    359,572,437.50x = 496,072,773 × 218,390,402.75
  4. Step 4: Simplify right side
    359,572,437.50x = 108,337,532,686,298,960
  5. Step 5: Solve for x
    x = 108,337,532,686,298,960/359,572,437.50
  6. Step 6: Final answer
    x = 301,295,431.43

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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.