Home / 199,290,430.60-298,935,645.90-181,115,148.40

Finding the Fourth Proportional to 199,290,430.60, 298,935,645.90 and 181,115,148.40

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Solution

The fourth proportional to 199,290,430.60, 298,935,645.90 and 181,115,148.40 is: 271,672,722.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,290,430.60 : 298,935,645.90 = 181,115,148.40 : x
  2. Step 2: Convert to fraction form
    199,290,430.60/298,935,645.90 = 181,115,148.40/x
  3. Step 3: Cross multiply
    199,290,430.60x = 298,935,645.90 × 181,115,148.40
  4. Step 4: Simplify right side
    199,290,430.60x = 54,141,773,869,228,352
  5. Step 5: Solve for x
    x = 54,141,773,869,228,352/199,290,430.60
  6. Step 6: Final answer
    x = 271,672,722.60

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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.