Home / 31,438,871,627,915-47,159,268,165,538-10,785,961,991,826

Finding the Fourth Proportional to 31,438,871,627,915, 47,159,268,165,538 and 10,785,961,991,826

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Solution

The fourth proportional to 31,438,871,627,915, 47,159,268,165,538 and 10,785,961,991,826 is: 16,179,272,590,183.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,438,871,627,915 : 47,159,268,165,538 = 10,785,961,991,826 : x
  2. Step 2: Convert to fraction form
    31,438,871,627,915/47,159,268,165,538 = 10,785,961,991,826/x
  3. Step 3: Cross multiply
    31,438,871,627,915x = 47,159,268,165,538 × 10,785,961,991,826
  4. Step 4: Simplify right side
    31,438,871,627,915x = 508,658,073,995,822,748,795,928,576
  5. Step 5: Solve for x
    x = 508,658,073,995,822,748,795,928,576/31,438,871,627,915
  6. Step 6: Final answer
    x = 16,179,272,590,183.50

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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.