Home / 602,137,234.40-829,401,136.32-425,621,763.48

Finding the Fourth Proportional to 602,137,234.40, 829,401,136.32 and 425,621,763.48

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Solution

The fourth proportional to 602,137,234.40, 829,401,136.32 and 425,621,763.48 is: 586,263,652.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,137,234.40 : 829,401,136.32 = 425,621,763.48 : x
  2. Step 2: Convert to fraction form
    602,137,234.40/829,401,136.32 = 425,621,763.48/x
  3. Step 3: Cross multiply
    602,137,234.40x = 829,401,136.32 × 425,621,763.48
  4. Step 4: Simplify right side
    602,137,234.40x = 353,011,174,272,834,304
  5. Step 5: Solve for x
    x = 353,011,174,272,834,304/602,137,234.40
  6. Step 6: Final answer
    x = 586,263,652.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.