Home / 354,310,443.60-531,465,665.40-346,347,819.60

Finding the Fourth Proportional to 354,310,443.60, 531,465,665.40 and 346,347,819.60

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Solution

The fourth proportional to 354,310,443.60, 531,465,665.40 and 346,347,819.60 is: 519,521,729.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,310,443.60 : 531,465,665.40 = 346,347,819.60 : x
  2. Step 2: Convert to fraction form
    354,310,443.60/531,465,665.40 = 346,347,819.60/x
  3. Step 3: Cross multiply
    354,310,443.60x = 531,465,665.40 × 346,347,819.60
  4. Step 4: Simplify right side
    354,310,443.60x = 184,071,974,403,553,152
  5. Step 5: Solve for x
    x = 184,071,974,403,553,152/354,310,443.60
  6. Step 6: Final answer
    x = 519,521,729.40

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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.