Home / 352,794,803.40-529,192,205.10-199,739,795.40

Finding the Fourth Proportional to 352,794,803.40, 529,192,205.10 and 199,739,795.40

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Solution

The fourth proportional to 352,794,803.40, 529,192,205.10 and 199,739,795.40 is: 299,609,693.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,794,803.40 : 529,192,205.10 = 199,739,795.40 : x
  2. Step 2: Convert to fraction form
    352,794,803.40/529,192,205.10 = 199,739,795.40/x
  3. Step 3: Cross multiply
    352,794,803.40x = 529,192,205.10 × 199,739,795.40
  4. Step 4: Simplify right side
    352,794,803.40x = 105,700,742,773,948,848
  5. Step 5: Solve for x
    x = 105,700,742,773,948,848/352,794,803.40
  6. Step 6: Final answer
    x = 299,609,693.10

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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.