Home / 653,210,652.96-979,475,760-308,071,609.92

Finding the Fourth Proportional to 653,210,652.96, 979,475,760 and 308,071,609.92

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Solution

The fourth proportional to 653,210,652.96, 979,475,760 and 308,071,609.92 is: 461,946,958.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    653,210,652.96 : 979,475,760 = 308,071,609.92 : x
  2. Step 2: Convert to fraction form
    653,210,652.96/979,475,760 = 308,071,609.92/x
  3. Step 3: Cross multiply
    653,210,652.96x = 979,475,760 × 308,071,609.92
  4. Step 4: Simplify right side
    653,210,652.96x = 301,748,674,260,815,552
  5. Step 5: Solve for x
    x = 301,748,674,260,815,552/653,210,652.96
  6. Step 6: Final answer
    x = 461,946,958.30

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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.