Home / 117,792,139.20-176,688,208.80-37,012,977.60

Finding the Fourth Proportional to 117,792,139.20, 176,688,208.80 and 37,012,977.60

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Solution

The fourth proportional to 117,792,139.20, 176,688,208.80 and 37,012,977.60 is: 55,519,466.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,792,139.20 : 176,688,208.80 = 37,012,977.60 : x
  2. Step 2: Convert to fraction form
    117,792,139.20/176,688,208.80 = 37,012,977.60/x
  3. Step 3: Cross multiply
    117,792,139.20x = 176,688,208.80 × 37,012,977.60
  4. Step 4: Simplify right side
    117,792,139.20x = 6,539,756,714,498,524
  5. Step 5: Solve for x
    x = 6,539,756,714,498,524/117,792,139.20
  6. Step 6: Final answer
    x = 55,519,466.40

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Similar ratio
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1.5x scale

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.