Home / 907,618,171.46-1,361,823,253.29-317,831,719.82

Finding the Fourth Proportional to 907,618,171.46, 1,361,823,253.29 and 317,831,719.82

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Solution

The fourth proportional to 907,618,171.46, 1,361,823,253.29 and 317,831,719.82 is: 476,886,250.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,618,171.46 : 1,361,823,253.29 = 317,831,719.82 : x
  2. Step 2: Convert to fraction form
    907,618,171.46/1,361,823,253.29 = 317,831,719.82/x
  3. Step 3: Cross multiply
    907,618,171.46x = 1,361,823,253.29 × 317,831,719.82
  4. Step 4: Simplify right side
    907,618,171.46x = 432,830,626,677,219,072
  5. Step 5: Solve for x
    x = 432,830,626,677,219,072/907,618,171.46
  6. Step 6: Final answer
    x = 476,886,250.51

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1.5x scale

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.