Home / 177,941,646.40-266,912,469.60-56,785,345.60

Finding the Fourth Proportional to 177,941,646.40, 266,912,469.60 and 56,785,345.60

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Solution

The fourth proportional to 177,941,646.40, 266,912,469.60 and 56,785,345.60 is: 85,178,018.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,941,646.40 : 266,912,469.60 = 56,785,345.60 : x
  2. Step 2: Convert to fraction form
    177,941,646.40/266,912,469.60 = 56,785,345.60/x
  3. Step 3: Cross multiply
    177,941,646.40x = 266,912,469.60 × 56,785,345.60
  4. Step 4: Simplify right side
    177,941,646.40x = 15,156,716,831,185,494
  5. Step 5: Solve for x
    x = 15,156,716,831,185,494/177,941,646.40
  6. Step 6: Final answer
    x = 85,178,018.40

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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.