Home / 871,404,557.53-1,307,106,037.67-273,146,712.16

Finding the Fourth Proportional to 871,404,557.53, 1,307,106,037.67 and 273,146,712.16

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Solution

The fourth proportional to 871,404,557.53, 1,307,106,037.67 and 273,146,712.16 is: 409,719,817.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,404,557.53 : 1,307,106,037.67 = 273,146,712.16 : x
  2. Step 2: Convert to fraction form
    871,404,557.53/1,307,106,037.67 = 273,146,712.16/x
  3. Step 3: Cross multiply
    871,404,557.53x = 1,307,106,037.67 × 273,146,712.16
  4. Step 4: Simplify right side
    871,404,557.53x = 357,031,716,634,045,632
  5. Step 5: Solve for x
    x = 357,031,716,634,045,632/871,404,557.53
  6. Step 6: Final answer
    x = 409,719,817.91

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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.