Home / 325,559,909.60-488,339,864.40-302,601,658.40

Finding the Fourth Proportional to 325,559,909.60, 488,339,864.40 and 302,601,658.40

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Solution

The fourth proportional to 325,559,909.60, 488,339,864.40 and 302,601,658.40 is: 453,902,487.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,559,909.60 : 488,339,864.40 = 302,601,658.40 : x
  2. Step 2: Convert to fraction form
    325,559,909.60/488,339,864.40 = 302,601,658.40/x
  3. Step 3: Cross multiply
    325,559,909.60x = 488,339,864.40 × 302,601,658.40
  4. Step 4: Simplify right side
    325,559,909.60x = 147,772,452,830,271,104
  5. Step 5: Solve for x
    x = 147,772,452,830,271,104/325,559,909.60
  6. Step 6: Final answer
    x = 453,902,487.60

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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.