Home / 354,294,268.40-531,441,402.60-304,976,543.60

Finding the Fourth Proportional to 354,294,268.40, 531,441,402.60 and 304,976,543.60

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Solution

The fourth proportional to 354,294,268.40, 531,441,402.60 and 304,976,543.60 is: 457,464,815.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,294,268.40 : 531,441,402.60 = 304,976,543.60 : x
  2. Step 2: Convert to fraction form
    354,294,268.40/531,441,402.60 = 304,976,543.60/x
  3. Step 3: Cross multiply
    354,294,268.40x = 531,441,402.60 × 304,976,543.60
  4. Step 4: Simplify right side
    354,294,268.40x = 162,077,162,090,884,064
  5. Step 5: Solve for x
    x = 162,077,162,090,884,064/354,294,268.40
  6. Step 6: Final answer
    x = 457,464,815.40

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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.