Home / 1,161,872,741.38-1,742,808,047.22-364,195,614.21

Finding the Fourth Proportional to 1,161,872,741.38, 1,742,808,047.22 and 364,195,614.21

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Solution

The fourth proportional to 1,161,872,741.38, 1,742,808,047.22 and 364,195,614.21 is: 546,293,087.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,872,741.38 : 1,742,808,047.22 = 364,195,614.21 : x
  2. Step 2: Convert to fraction form
    1,161,872,741.38/1,742,808,047.22 = 364,195,614.21/x
  3. Step 3: Cross multiply
    1,161,872,741.38x = 1,742,808,047.22 × 364,195,614.21
  4. Step 4: Simplify right side
    1,161,872,741.38x = 634,723,047,207,418,496
  5. Step 5: Solve for x
    x = 634,723,047,207,418,496/1,161,872,741.38
  6. Step 6: Final answer
    x = 546,293,087.53

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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.