Home / 459,284,902.40-688,927,353.60-168,055,234.40

Finding the Fourth Proportional to 459,284,902.40, 688,927,353.60 and 168,055,234.40

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Solution

The fourth proportional to 459,284,902.40, 688,927,353.60 and 168,055,234.40 is: 252,082,851.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,284,902.40 : 688,927,353.60 = 168,055,234.40 : x
  2. Step 2: Convert to fraction form
    459,284,902.40/688,927,353.60 = 168,055,234.40/x
  3. Step 3: Cross multiply
    459,284,902.40x = 688,927,353.60 × 168,055,234.40
  4. Step 4: Simplify right side
    459,284,902.40x = 115,777,847,893,819,696
  5. Step 5: Solve for x
    x = 115,777,847,893,819,696/459,284,902.40
  6. Step 6: Final answer
    x = 252,082,851.60

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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.