Home / 417,015,317.10-625,821,574.05-174,852,014.70

Finding the Fourth Proportional to 417,015,317.10, 625,821,574.05 and 174,852,014.70

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Solution

The fourth proportional to 417,015,317.10, 625,821,574.05 and 174,852,014.70 is: 262,403,222.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,015,317.10 : 625,821,574.05 = 174,852,014.70 : x
  2. Step 2: Convert to fraction form
    417,015,317.10/625,821,574.05 = 174,852,014.70/x
  3. Step 3: Cross multiply
    417,015,317.10x = 625,821,574.05 × 174,852,014.70
  4. Step 4: Simplify right side
    417,015,317.10x = 109,426,163,065,367,728
  5. Step 5: Solve for x
    x = 109,426,163,065,367,728/417,015,317.10
  6. Step 6: Final answer
    x = 262,403,222.56

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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.