Home / 286,353,330.18-429,451,603.16-79,042,181.89

Finding the Fourth Proportional to 286,353,330.18, 429,451,603.16 and 79,042,181.89

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Solution

The fourth proportional to 286,353,330.18, 429,451,603.16 and 79,042,181.89 is: 118,541,634.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,353,330.18 : 429,451,603.16 = 79,042,181.89 : x
  2. Step 2: Convert to fraction form
    286,353,330.18/429,451,603.16 = 79,042,181.89/x
  3. Step 3: Cross multiply
    286,353,330.18x = 429,451,603.16 × 79,042,181.89
  4. Step 4: Simplify right side
    286,353,330.18x = 33,944,791,729,924,820
  5. Step 5: Solve for x
    x = 33,944,791,729,924,820/286,353,330.18
  6. Step 6: Final answer
    x = 118,541,634.24

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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.