Home / 2,198,547,734.60-3,298,299,898.80-724,436,688.80

Finding the Fourth Proportional to 2,198,547,734.60, 3,298,299,898.80 and 724,436,688.80

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Solution

The fourth proportional to 2,198,547,734.60, 3,298,299,898.80 and 724,436,688.80 is: 1,086,812,635.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198,547,734.60 : 3,298,299,898.80 = 724,436,688.80 : x
  2. Step 2: Convert to fraction form
    2,198,547,734.60/3,298,299,898.80 = 724,436,688.80/x
  3. Step 3: Cross multiply
    2,198,547,734.60x = 3,298,299,898.80 × 724,436,688.80
  4. Step 4: Simplify right side
    2,198,547,734.60x = 2,389,409,457,356,046,848
  5. Step 5: Solve for x
    x = 2,389,409,457,356,046,848/2,198,547,734.60
  6. Step 6: Final answer
    x = 1,086,812,635.34

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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.