Home / 696,496,951.98-1,045,205,111.52-369,202,306.86

Finding the Fourth Proportional to 696,496,951.98, 1,045,205,111.52 and 369,202,306.86

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Solution

The fourth proportional to 696,496,951.98, 1,045,205,111.52 and 369,202,306.86 is: 554,047,131.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,496,951.98 : 1,045,205,111.52 = 369,202,306.86 : x
  2. Step 2: Convert to fraction form
    696,496,951.98/1,045,205,111.52 = 369,202,306.86/x
  3. Step 3: Cross multiply
    696,496,951.98x = 1,045,205,111.52 × 369,202,306.86
  4. Step 4: Simplify right side
    696,496,951.98x = 385,892,138,315,047,552
  5. Step 5: Solve for x
    x = 385,892,138,315,047,552/696,496,951.98
  6. Step 6: Final answer
    x = 554,047,131.46

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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.