Home / 55,102,493,620.77-76,043,849,262.75-31,018,069,340.64

Finding the Fourth Proportional to 55,102,493,620.77, 76,043,849,262.75 and 31,018,069,340.64

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Solution

The fourth proportional to 55,102,493,620.77, 76,043,849,262.75 and 31,018,069,340.64 is: 42,806,291,228.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,102,493,620.77 : 76,043,849,262.75 = 31,018,069,340.64 : x
  2. Step 2: Convert to fraction form
    55,102,493,620.77/76,043,849,262.75 = 31,018,069,340.64/x
  3. Step 3: Cross multiply
    55,102,493,620.77x = 76,043,849,262.75 × 31,018,069,340.64
  4. Step 4: Simplify right side
    55,102,493,620.77x = 2,358,733,389,361,155,407,872
  5. Step 5: Solve for x
    x = 2,358,733,389,361,155,407,872/55,102,493,620.77
  6. Step 6: Final answer
    x = 42,806,291,228.75

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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.