Home / 354,318,933.60-531,478,400.40-99,017,301.60

Finding the Fourth Proportional to 354,318,933.60, 531,478,400.40 and 99,017,301.60

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Solution

The fourth proportional to 354,318,933.60, 531,478,400.40 and 99,017,301.60 is: 148,525,952.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,318,933.60 : 531,478,400.40 = 99,017,301.60 : x
  2. Step 2: Convert to fraction form
    354,318,933.60/531,478,400.40 = 99,017,301.60/x
  3. Step 3: Cross multiply
    354,318,933.60x = 531,478,400.40 × 99,017,301.60
  4. Step 4: Simplify right side
    354,318,933.60x = 52,625,557,066,292,352
  5. Step 5: Solve for x
    x = 52,625,557,066,292,352/354,318,933.60
  6. Step 6: Final answer
    x = 148,525,952.40

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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.