Home / 196,848,285.70-295,272,428.55-165,280,690.30

Finding the Fourth Proportional to 196,848,285.70, 295,272,428.55 and 165,280,690.30

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Solution

The fourth proportional to 196,848,285.70, 295,272,428.55 and 165,280,690.30 is: 247,921,035.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,848,285.70 : 295,272,428.55 = 165,280,690.30 : x
  2. Step 2: Convert to fraction form
    196,848,285.70/295,272,428.55 = 165,280,690.30/x
  3. Step 3: Cross multiply
    196,848,285.70x = 295,272,428.55 × 165,280,690.30
  4. Step 4: Simplify right side
    196,848,285.70x = 48,802,830,817,301,432
  5. Step 5: Solve for x
    x = 48,802,830,817,301,432/196,848,285.70
  6. Step 6: Final answer
    x = 247,921,035.45

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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.