Home / 199,872,014.40-299,808,021.60-92,376,590.40

Finding the Fourth Proportional to 199,872,014.40, 299,808,021.60 and 92,376,590.40

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Solution

The fourth proportional to 199,872,014.40, 299,808,021.60 and 92,376,590.40 is: 138,564,885.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,872,014.40 : 299,808,021.60 = 92,376,590.40 : x
  2. Step 2: Convert to fraction form
    199,872,014.40/299,808,021.60 = 92,376,590.40/x
  3. Step 3: Cross multiply
    199,872,014.40x = 299,808,021.60 × 92,376,590.40
  4. Step 4: Simplify right side
    199,872,014.40x = 27,695,242,809,977,556
  5. Step 5: Solve for x
    x = 27,695,242,809,977,556/199,872,014.40
  6. Step 6: Final answer
    x = 138,564,885.60

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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.