Home / 463,767,055.28-639,994,763.76-254,920,977.44

Finding the Fourth Proportional to 463,767,055.28, 639,994,763.76 and 254,920,977.44

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Solution

The fourth proportional to 463,767,055.28, 639,994,763.76 and 254,920,977.44 is: 351,788,875.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,767,055.28 : 639,994,763.76 = 254,920,977.44 : x
  2. Step 2: Convert to fraction form
    463,767,055.28/639,994,763.76 = 254,920,977.44/x
  3. Step 3: Cross multiply
    463,767,055.28x = 639,994,763.76 × 254,920,977.44
  4. Step 4: Simplify right side
    463,767,055.28x = 163,148,090,734,181,088
  5. Step 5: Solve for x
    x = 163,148,090,734,181,088/463,767,055.28
  6. Step 6: Final answer
    x = 351,788,875.21

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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.