Home / 407,801,000.70-611,701,501.05-293,860,050.30

Finding the Fourth Proportional to 407,801,000.70, 611,701,501.05 and 293,860,050.30

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Solution

The fourth proportional to 407,801,000.70, 611,701,501.05 and 293,860,050.30 is: 440,790,075.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    407,801,000.70 : 611,701,501.05 = 293,860,050.30 : x
  2. Step 2: Convert to fraction form
    407,801,000.70/611,701,501.05 = 293,860,050.30/x
  3. Step 3: Cross multiply
    407,801,000.70x = 611,701,501.05 × 293,860,050.30
  4. Step 4: Simplify right side
    407,801,000.70x = 179,754,633,867,138,496
  5. Step 5: Solve for x
    x = 179,754,633,867,138,496/407,801,000.70
  6. Step 6: Final answer
    x = 440,790,075.45

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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.