Home / 88,512,140.40-132,876,037.80-56,163,980.40

Finding the Fourth Proportional to 88,512,140.40, 132,876,037.80 and 56,163,980.40

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Solution

The fourth proportional to 88,512,140.40, 132,876,037.80 and 56,163,980.40 is: 84,314,390.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,512,140.40 : 132,876,037.80 = 56,163,980.40 : x
  2. Step 2: Convert to fraction form
    88,512,140.40/132,876,037.80 = 56,163,980.40/x
  3. Step 3: Cross multiply
    88,512,140.40x = 132,876,037.80 × 56,163,980.40
  4. Step 4: Simplify right side
    88,512,140.40x = 7,462,847,182,628,859
  5. Step 5: Solve for x
    x = 7,462,847,182,628,859/88,512,140.40
  6. Step 6: Final answer
    x = 84,314,390.65

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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.