Home / 315,216,055.70-472,824,083.55-194,283,703.70

Finding the Fourth Proportional to 315,216,055.70, 472,824,083.55 and 194,283,703.70

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Solution

The fourth proportional to 315,216,055.70, 472,824,083.55 and 194,283,703.70 is: 291,425,555.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    315,216,055.70 : 472,824,083.55 = 194,283,703.70 : x
  2. Step 2: Convert to fraction form
    315,216,055.70/472,824,083.55 = 194,283,703.70/x
  3. Step 3: Cross multiply
    315,216,055.70x = 472,824,083.55 × 194,283,703.70
  4. Step 4: Simplify right side
    315,216,055.70x = 91,862,014,150,652,240
  5. Step 5: Solve for x
    x = 91,862,014,150,652,240/315,216,055.70
  6. Step 6: Final answer
    x = 291,425,555.55

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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.