Home / 627,792,259.23-940,827,454.29-397,349,993.79

Finding the Fourth Proportional to 627,792,259.23, 940,827,454.29 and 397,349,993.79

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Solution

The fourth proportional to 627,792,259.23, 940,827,454.29 and 397,349,993.79 is: 595,480,077.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,792,259.23 : 940,827,454.29 = 397,349,993.79 : x
  2. Step 2: Convert to fraction form
    627,792,259.23/940,827,454.29 = 397,349,993.79/x
  3. Step 3: Cross multiply
    627,792,259.23x = 940,827,454.29 × 397,349,993.79
  4. Step 4: Simplify right side
    627,792,259.23x = 373,837,783,119,593,024
  5. Step 5: Solve for x
    x = 373,837,783,119,593,024/627,792,259.23
  6. Step 6: Final answer
    x = 595,480,077.40

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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.