Home / 871,404,557.47-1,307,106,037.57-273,146,712.10

Finding the Fourth Proportional to 871,404,557.47, 1,307,106,037.57 and 273,146,712.10

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Solution

The fourth proportional to 871,404,557.47, 1,307,106,037.57 and 273,146,712.10 is: 409,719,817.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,404,557.47 : 1,307,106,037.57 = 273,146,712.10 : x
  2. Step 2: Convert to fraction form
    871,404,557.47/1,307,106,037.57 = 273,146,712.10/x
  3. Step 3: Cross multiply
    871,404,557.47x = 1,307,106,037.57 × 273,146,712.10
  4. Step 4: Simplify right side
    871,404,557.47x = 357,031,716,528,304,576
  5. Step 5: Solve for x
    x = 357,031,716,528,304,576/871,404,557.47
  6. Step 6: Final answer
    x = 409,719,817.81

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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.