Home / 359,344,437.60-539,016,656.40-313,994,805.60

Finding the Fourth Proportional to 359,344,437.60, 539,016,656.40 and 313,994,805.60

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Solution

The fourth proportional to 359,344,437.60, 539,016,656.40 and 313,994,805.60 is: 470,992,208.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,344,437.60 : 539,016,656.40 = 313,994,805.60 : x
  2. Step 2: Convert to fraction form
    359,344,437.60/539,016,656.40 = 313,994,805.60/x
  3. Step 3: Cross multiply
    359,344,437.60x = 539,016,656.40 × 313,994,805.60
  4. Step 4: Simplify right side
    359,344,437.60x = 169,248,430,241,480,000
  5. Step 5: Solve for x
    x = 169,248,430,241,480,000/359,344,437.60
  6. Step 6: Final answer
    x = 470,992,208.40

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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.