Home / 696,935,931.86-1,045,432,758.90-205,649,184.98

Finding the Fourth Proportional to 696,935,931.86, 1,045,432,758.90 and 205,649,184.98

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Solution

The fourth proportional to 696,935,931.86, 1,045,432,758.90 and 205,649,184.98 is: 308,482,293.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,935,931.86 : 1,045,432,758.90 = 205,649,184.98 : x
  2. Step 2: Convert to fraction form
    696,935,931.86/1,045,432,758.90 = 205,649,184.98/x
  3. Step 3: Cross multiply
    696,935,931.86x = 1,045,432,758.90 × 205,649,184.98
  4. Step 4: Simplify right side
    696,935,931.86x = 214,992,394,819,177,824
  5. Step 5: Solve for x
    x = 214,992,394,819,177,824/696,935,931.86
  6. Step 6: Final answer
    x = 308,482,293.70

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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.