Home / 57,104,737,580.51-78,806,427,758.78-31,384,929,150.57

Finding the Fourth Proportional to 57,104,737,580.51, 78,806,427,758.78 and 31,384,929,150.57

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Solution

The fourth proportional to 57,104,737,580.51, 78,806,427,758.78 and 31,384,929,150.57 is: 43,312,240,921.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,104,737,580.51 : 78,806,427,758.78 = 31,384,929,150.57 : x
  2. Step 2: Convert to fraction form
    57,104,737,580.51/78,806,427,758.78 = 31,384,929,150.57/x
  3. Step 3: Cross multiply
    57,104,737,580.51x = 78,806,427,758.78 × 31,384,929,150.57
  4. Step 4: Simplify right side
    57,104,737,580.51x = 2,473,334,151,818,823,335,936
  5. Step 5: Solve for x
    x = 2,473,334,151,818,823,335,936/57,104,737,580.51
  6. Step 6: Final answer
    x = 43,312,240,921.02

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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.