Home / 556,543,133.10-834,814,699.65-193,037,489.10

Finding the Fourth Proportional to 556,543,133.10, 834,814,699.65 and 193,037,489.10

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Solution

The fourth proportional to 556,543,133.10, 834,814,699.65 and 193,037,489.10 is: 289,556,233.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,543,133.10 : 834,814,699.65 = 193,037,489.10 : x
  2. Step 2: Convert to fraction form
    556,543,133.10/834,814,699.65 = 193,037,489.10/x
  3. Step 3: Cross multiply
    556,543,133.10x = 834,814,699.65 × 193,037,489.10
  4. Step 4: Simplify right side
    556,543,133.10x = 161,150,533,484,206,624
  5. Step 5: Solve for x
    x = 161,150,533,484,206,624/556,543,133.10
  6. Step 6: Final answer
    x = 289,556,233.65

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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.