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Finding the Fourth Proportional to 569,354,220.40, 854,031,330.60 and 339,582,751.60

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Solution

The fourth proportional to 569,354,220.40, 854,031,330.60 and 339,582,751.60 is: 509,374,127.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,354,220.40 : 854,031,330.60 = 339,582,751.60 : x
  2. Step 2: Convert to fraction form
    569,354,220.40/854,031,330.60 = 339,582,751.60/x
  3. Step 3: Cross multiply
    569,354,220.40x = 854,031,330.60 × 339,582,751.60
  4. Step 4: Simplify right side
    569,354,220.40x = 290,014,309,197,757,312
  5. Step 5: Solve for x
    x = 290,014,309,197,757,312/569,354,220.40
  6. Step 6: Final answer
    x = 509,374,127.40

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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.