Home / 359,575,211.70-539,362,817.55-165,864,967.20

Finding the Fourth Proportional to 359,575,211.70, 539,362,817.55 and 165,864,967.20

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Solution

The fourth proportional to 359,575,211.70, 539,362,817.55 and 165,864,967.20 is: 248,797,450.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,575,211.70 : 539,362,817.55 = 165,864,967.20 : x
  2. Step 2: Convert to fraction form
    359,575,211.70/539,362,817.55 = 165,864,967.20/x
  3. Step 3: Cross multiply
    359,575,211.70x = 539,362,817.55 × 165,864,967.20
  4. Step 4: Simplify right side
    359,575,211.70x = 89,461,396,041,830,320
  5. Step 5: Solve for x
    x = 89,461,396,041,830,320/359,575,211.70
  6. Step 6: Final answer
    x = 248,797,450.80

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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.