Home / 448,376,471.30-618,759,795.77-250,137,966.75

Finding the Fourth Proportional to 448,376,471.30, 618,759,795.77 and 250,137,966.75

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Solution

The fourth proportional to 448,376,471.30, 618,759,795.77 and 250,137,966.75 is: 345,190,542.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,376,471.30 : 618,759,795.77 = 250,137,966.75 : x
  2. Step 2: Convert to fraction form
    448,376,471.30/618,759,795.77 = 250,137,966.75/x
  3. Step 3: Cross multiply
    448,376,471.30x = 618,759,795.77 × 250,137,966.75
  4. Step 4: Simplify right side
    448,376,471.30x = 154,775,317,219,302,368
  5. Step 5: Solve for x
    x = 154,775,317,219,302,368/448,376,471.30
  6. Step 6: Final answer
    x = 345,190,542.16

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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.