Home / 350,169,140.64-525,264,411.60-120,134,998.56

Finding the Fourth Proportional to 350,169,140.64, 525,264,411.60 and 120,134,998.56

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Solution

The fourth proportional to 350,169,140.64, 525,264,411.60 and 120,134,998.56 is: 180,206,168.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,169,140.64 : 525,264,411.60 = 120,134,998.56 : x
  2. Step 2: Convert to fraction form
    350,169,140.64/525,264,411.60 = 120,134,998.56/x
  3. Step 3: Cross multiply
    350,169,140.64x = 525,264,411.60 × 120,134,998.56
  4. Step 4: Simplify right side
    350,169,140.64x = 63,102,639,331,185,248
  5. Step 5: Solve for x
    x = 63,102,639,331,185,248/350,169,140.64
  6. Step 6: Final answer
    x = 180,206,168.98

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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.