Home / 993,507,358.37-1,371,049,349.39-547,486,683.46

Finding the Fourth Proportional to 993,507,358.37, 1,371,049,349.39 and 547,486,683.46

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Solution

The fourth proportional to 993,507,358.37, 1,371,049,349.39 and 547,486,683.46 is: 755,536,690.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,507,358.37 : 1,371,049,349.39 = 547,486,683.46 : x
  2. Step 2: Convert to fraction form
    993,507,358.37/1,371,049,349.39 = 547,486,683.46/x
  3. Step 3: Cross multiply
    993,507,358.37x = 1,371,049,349.39 × 547,486,683.46
  4. Step 4: Simplify right side
    993,507,358.37x = 750,631,261,156,498,176
  5. Step 5: Solve for x
    x = 750,631,261,156,498,176/993,507,358.37
  6. Step 6: Final answer
    x = 755,536,690.12

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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.