Home / 210,275,999.10-315,413,998.65-119,576,735.10

Finding the Fourth Proportional to 210,275,999.10, 315,413,998.65 and 119,576,735.10

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Solution

The fourth proportional to 210,275,999.10, 315,413,998.65 and 119,576,735.10 is: 179,365,102.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,275,999.10 : 315,413,998.65 = 119,576,735.10 : x
  2. Step 2: Convert to fraction form
    210,275,999.10/315,413,998.65 = 119,576,735.10/x
  3. Step 3: Cross multiply
    210,275,999.10x = 315,413,998.65 × 119,576,735.10
  4. Step 4: Simplify right side
    210,275,999.10x = 37,716,176,163,402,800
  5. Step 5: Solve for x
    x = 37,716,176,163,402,800/210,275,999.10
  6. Step 6: Final answer
    x = 179,365,102.65

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1.5x scale

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.