Home / 315,652,631.28-435,615,813.59-174,521,240.24

Finding the Fourth Proportional to 315,652,631.28, 435,615,813.59 and 174,521,240.24

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Solution

The fourth proportional to 315,652,631.28, 435,615,813.59 and 174,521,240.24 is: 240,847,705.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,652,631.28 : 435,615,813.59 = 174,521,240.24 : x
  2. Step 2: Convert to fraction form
    315,652,631.28/435,615,813.59 = 174,521,240.24/x
  3. Step 3: Cross multiply
    315,652,631.28x = 435,615,813.59 × 174,521,240.24
  4. Step 4: Simplify right side
    315,652,631.28x = 76,024,212,052,832,768
  5. Step 5: Solve for x
    x = 76,024,212,052,832,768/315,652,631.28
  6. Step 6: Final answer
    x = 240,847,705.73

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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.