Home / 406,296,534.40-609,444,801.60-302,832,188.80

Finding the Fourth Proportional to 406,296,534.40, 609,444,801.60 and 302,832,188.80

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Solution

The fourth proportional to 406,296,534.40, 609,444,801.60 and 302,832,188.80 is: 454,248,283.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,296,534.40 : 609,444,801.60 = 302,832,188.80 : x
  2. Step 2: Convert to fraction form
    406,296,534.40/609,444,801.60 = 302,832,188.80/x
  3. Step 3: Cross multiply
    406,296,534.40x = 609,444,801.60 × 302,832,188.80
  4. Step 4: Simplify right side
    406,296,534.40x = 184,559,503,221,309,760
  5. Step 5: Solve for x
    x = 184,559,503,221,309,760/406,296,534.40
  6. Step 6: Final answer
    x = 454,248,283.20

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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.