Home / 295,243,991.10-442,865,986.65-266,018,672.70

Finding the Fourth Proportional to 295,243,991.10, 442,865,986.65 and 266,018,672.70

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Solution

The fourth proportional to 295,243,991.10, 442,865,986.65 and 266,018,672.70 is: 399,028,009.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,243,991.10 : 442,865,986.65 = 266,018,672.70 : x
  2. Step 2: Convert to fraction form
    295,243,991.10/442,865,986.65 = 266,018,672.70/x
  3. Step 3: Cross multiply
    295,243,991.10x = 442,865,986.65 × 266,018,672.70
  4. Step 4: Simplify right side
    295,243,991.10x = 117,810,621,952,608,912
  5. Step 5: Solve for x
    x = 117,810,621,952,608,912/295,243,991.10
  6. Step 6: Final answer
    x = 399,028,009.05

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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.