Home / 76,137,640.32-114,249,653.88-41,122,321.32

Finding the Fourth Proportional to 76,137,640.32, 114,249,653.88 and 41,122,321.32

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Solution

The fourth proportional to 76,137,640.32, 114,249,653.88 and 41,122,321.32 is: 61,706,810.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,137,640.32 : 114,249,653.88 = 41,122,321.32 : x
  2. Step 2: Convert to fraction form
    76,137,640.32/114,249,653.88 = 41,122,321.32/x
  3. Step 3: Cross multiply
    76,137,640.32x = 114,249,653.88 × 41,122,321.32
  4. Step 4: Simplify right side
    76,137,640.32x = 4,698,210,977,552,145
  5. Step 5: Solve for x
    x = 4,698,210,977,552,145/76,137,640.32
  6. Step 6: Final answer
    x = 61,706,810.95

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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.