Home / 304,293,860.48-456,658,720.72-129,539,416.60

Finding the Fourth Proportional to 304,293,860.48, 456,658,720.72 and 129,539,416.60

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Solution

The fourth proportional to 304,293,860.48, 456,658,720.72 and 129,539,416.60 is: 194,401,898.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,293,860.48 : 456,658,720.72 = 129,539,416.60 : x
  2. Step 2: Convert to fraction form
    304,293,860.48/456,658,720.72 = 129,539,416.60/x
  3. Step 3: Cross multiply
    304,293,860.48x = 456,658,720.72 × 129,539,416.60
  4. Step 4: Simplify right side
    304,293,860.48x = 59,155,304,267,371,136
  5. Step 5: Solve for x
    x = 59,155,304,267,371,136/304,293,860.48
  6. Step 6: Final answer
    x = 194,401,898.79

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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.