Home / 354,617,205.60-531,925,808.40-346,654,581.60

Finding the Fourth Proportional to 354,617,205.60, 531,925,808.40 and 346,654,581.60

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Solution

The fourth proportional to 354,617,205.60, 531,925,808.40 and 346,654,581.60 is: 519,981,872.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,617,205.60 : 531,925,808.40 = 346,654,581.60 : x
  2. Step 2: Convert to fraction form
    354,617,205.60/531,925,808.40 = 346,654,581.60/x
  3. Step 3: Cross multiply
    354,617,205.60x = 531,925,808.40 × 346,654,581.60
  4. Step 4: Simplify right side
    354,617,205.60x = 184,394,518,553,143,776
  5. Step 5: Solve for x
    x = 184,394,518,553,143,776/354,617,205.60
  6. Step 6: Final answer
    x = 519,981,872.40

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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.