Home / 352,536,019.20-528,804,028.80-346,489,401.60

Finding the Fourth Proportional to 352,536,019.20, 528,804,028.80 and 346,489,401.60

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Solution

The fourth proportional to 352,536,019.20, 528,804,028.80 and 346,489,401.60 is: 519,734,102.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,536,019.20 : 528,804,028.80 = 346,489,401.60 : x
  2. Step 2: Convert to fraction form
    352,536,019.20/528,804,028.80 = 346,489,401.60/x
  3. Step 3: Cross multiply
    352,536,019.20x = 528,804,028.80 × 346,489,401.60
  4. Step 4: Simplify right side
    352,536,019.20x = 183,224,991,502,581,184
  5. Step 5: Solve for x
    x = 183,224,991,502,581,184/352,536,019.20
  6. Step 6: Final answer
    x = 519,734,102.40

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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.