Home / 207,360,439.89-286,166,100.56-119,254,506.38

Finding the Fourth Proportional to 207,360,439.89, 286,166,100.56 and 119,254,506.38

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Solution

The fourth proportional to 207,360,439.89, 286,166,100.56 and 119,254,506.38 is: 164,576,218.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,360,439.89 : 286,166,100.56 = 119,254,506.38 : x
  2. Step 2: Convert to fraction form
    207,360,439.89/286,166,100.56 = 119,254,506.38/x
  3. Step 3: Cross multiply
    207,360,439.89x = 286,166,100.56 × 119,254,506.38
  4. Step 4: Simplify right side
    207,360,439.89x = 34,126,597,064,972,240
  5. Step 5: Solve for x
    x = 34,126,597,064,972,240/207,360,439.89
  6. Step 6: Final answer
    x = 164,576,218.51

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1.5x scale

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.