Home / 510,943,653.75-705,102,551.08-275,994,418.03

Finding the Fourth Proportional to 510,943,653.75, 705,102,551.08 and 275,994,418.03

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Solution

The fourth proportional to 510,943,653.75, 705,102,551.08 and 275,994,418.03 is: 380,872,463.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,943,653.75 : 705,102,551.08 = 275,994,418.03 : x
  2. Step 2: Convert to fraction form
    510,943,653.75/705,102,551.08 = 275,994,418.03/x
  3. Step 3: Cross multiply
    510,943,653.75x = 705,102,551.08 × 275,994,418.03
  4. Step 4: Simplify right side
    510,943,653.75x = 194,604,368,233,803,840
  5. Step 5: Solve for x
    x = 194,604,368,233,803,840/510,943,653.75
  6. Step 6: Final answer
    x = 380,872,463.74

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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.