Home / 1,045,326,641.59-1,568,226,188.62-345,817,123.19

Finding the Fourth Proportional to 1,045,326,641.59, 1,568,226,188.62 and 345,817,123.19

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Solution

The fourth proportional to 1,045,326,641.59, 1,568,226,188.62 and 345,817,123.19 is: 518,803,833.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,045,326,641.59 : 1,568,226,188.62 = 345,817,123.19 : x
  2. Step 2: Convert to fraction form
    1,045,326,641.59/1,568,226,188.62 = 345,817,123.19/x
  3. Step 3: Cross multiply
    1,045,326,641.59x = 1,568,226,188.62 × 345,817,123.19
  4. Step 4: Simplify right side
    1,045,326,641.59x = 542,319,469,056,923,776
  5. Step 5: Solve for x
    x = 542,319,469,056,923,776/1,045,326,641.59
  6. Step 6: Final answer
    x = 518,803,833.64

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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.