Home / 584,426,587.98-806,479,922.70-320,109,756.50

Finding the Fourth Proportional to 584,426,587.98, 806,479,922.70 and 320,109,756.50

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Solution

The fourth proportional to 584,426,587.98, 806,479,922.70 and 320,109,756.50 is: 441,735,706.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,426,587.98 : 806,479,922.70 = 320,109,756.50 : x
  2. Step 2: Convert to fraction form
    584,426,587.98/806,479,922.70 = 320,109,756.50/x
  3. Step 3: Cross multiply
    584,426,587.98x = 806,479,922.70 × 320,109,756.50
  4. Step 4: Simplify right side
    584,426,587.98x = 258,162,091,677,635,840
  5. Step 5: Solve for x
    x = 258,162,091,677,635,840/584,426,587.98
  6. Step 6: Final answer
    x = 441,735,706.40

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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.