Home / 354,312,129.60-531,468,194.40-346,349,505.60

Finding the Fourth Proportional to 354,312,129.60, 531,468,194.40 and 346,349,505.60

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Solution

The fourth proportional to 354,312,129.60, 531,468,194.40 and 346,349,505.60 is: 519,524,258.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,312,129.60 : 531,468,194.40 = 346,349,505.60 : x
  2. Step 2: Convert to fraction form
    354,312,129.60/531,468,194.40 = 346,349,505.60/x
  3. Step 3: Cross multiply
    354,312,129.60x = 531,468,194.40 × 346,349,505.60
  4. Step 4: Simplify right side
    354,312,129.60x = 184,073,746,372,564,704
  5. Step 5: Solve for x
    x = 184,073,746,372,564,704/354,312,129.60
  6. Step 6: Final answer
    x = 519,524,258.40

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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.