Home / 569,003,841.55-854,143,491.53-440,182,543.15

Finding the Fourth Proportional to 569,003,841.55, 854,143,491.53 and 440,182,543.15

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Solution

The fourth proportional to 569,003,841.55, 854,143,491.53 and 440,182,543.15 is: 660,767,163.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,003,841.55 : 854,143,491.53 = 440,182,543.15 : x
  2. Step 2: Convert to fraction form
    569,003,841.55/854,143,491.53 = 440,182,543.15/x
  3. Step 3: Cross multiply
    569,003,841.55x = 854,143,491.53 × 440,182,543.15
  4. Step 4: Simplify right side
    569,003,841.55x = 375,979,054,314,494,912
  5. Step 5: Solve for x
    x = 375,979,054,314,494,912/569,003,841.55
  6. Step 6: Final answer
    x = 660,767,163.35

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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.