Home / 118,707,360.40-178,061,040.60-106,992,038.80

Finding the Fourth Proportional to 118,707,360.40, 178,061,040.60 and 106,992,038.80

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Solution

The fourth proportional to 118,707,360.40, 178,061,040.60 and 106,992,038.80 is: 160,488,058.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,707,360.40 : 178,061,040.60 = 106,992,038.80 : x
  2. Step 2: Convert to fraction form
    118,707,360.40/178,061,040.60 = 106,992,038.80/x
  3. Step 3: Cross multiply
    118,707,360.40x = 178,061,040.60 × 106,992,038.80
  4. Step 4: Simplify right side
    118,707,360.40x = 19,051,113,764,643,576
  5. Step 5: Solve for x
    x = 19,051,113,764,643,576/118,707,360.40
  6. Step 6: Final answer
    x = 160,488,058.20

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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.