Home / 472,642,278.79-652,247,247.33-260,949,518.93

Finding the Fourth Proportional to 472,642,278.79, 652,247,247.33 and 260,949,518.93

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Solution

The fourth proportional to 472,642,278.79, 652,247,247.33 and 260,949,518.93 is: 360,110,834.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,642,278.79 : 652,247,247.33 = 260,949,518.93 : x
  2. Step 2: Convert to fraction form
    472,642,278.79/652,247,247.33 = 260,949,518.93/x
  3. Step 3: Cross multiply
    472,642,278.79x = 652,247,247.33 × 260,949,518.93
  4. Step 4: Simplify right side
    472,642,278.79x = 170,203,605,414,180,256
  5. Step 5: Solve for x
    x = 170,203,605,414,180,256/472,642,278.79
  6. Step 6: Final answer
    x = 360,110,834.46

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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.