Home / 228,364,599.04-315,143,457.74-123,942,671.68

Finding the Fourth Proportional to 228,364,599.04, 315,143,457.74 and 123,942,671.68

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Solution

The fourth proportional to 228,364,599.04, 315,143,457.74 and 123,942,671.68 is: 171,041,055.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,364,599.04 : 315,143,457.74 = 123,942,671.68 : x
  2. Step 2: Convert to fraction form
    228,364,599.04/315,143,457.74 = 123,942,671.68/x
  3. Step 3: Cross multiply
    228,364,599.04x = 315,143,457.74 × 123,942,671.68
  4. Step 4: Simplify right side
    228,364,599.04x = 39,059,722,114,768,776
  5. Step 5: Solve for x
    x = 39,059,722,114,768,776/228,364,599.04
  6. Step 6: Final answer
    x = 171,041,055.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.