Home / 754,154,099.51-1,040,576,683.32-440,827,705.22

Finding the Fourth Proportional to 754,154,099.51, 1,040,576,683.32 and 440,827,705.22

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Solution

The fourth proportional to 754,154,099.51, 1,040,576,683.32 and 440,827,705.22 is: 608,251,061.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,154,099.51 : 1,040,576,683.32 = 440,827,705.22 : x
  2. Step 2: Convert to fraction form
    754,154,099.51/1,040,576,683.32 = 440,827,705.22/x
  3. Step 3: Cross multiply
    754,154,099.51x = 1,040,576,683.32 × 440,827,705.22
  4. Step 4: Simplify right side
    754,154,099.51x = 458,715,031,408,191,360
  5. Step 5: Solve for x
    x = 458,715,031,408,191,360/754,154,099.51
  6. Step 6: Final answer
    x = 608,251,061.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.