Home / 289,183,590.40-433,775,385.60-97,704,601.60

Finding the Fourth Proportional to 289,183,590.40, 433,775,385.60 and 97,704,601.60

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Solution

The fourth proportional to 289,183,590.40, 433,775,385.60 and 97,704,601.60 is: 146,556,902.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,183,590.40 : 433,775,385.60 = 97,704,601.60 : x
  2. Step 2: Convert to fraction form
    289,183,590.40/433,775,385.60 = 97,704,601.60/x
  3. Step 3: Cross multiply
    289,183,590.40x = 433,775,385.60 × 97,704,601.60
  4. Step 4: Simplify right side
    289,183,590.40x = 42,381,851,233,934,376
  5. Step 5: Solve for x
    x = 42,381,851,233,934,376/289,183,590.40
  6. Step 6: Final answer
    x = 146,556,902.40

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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.