Home / 117,505,673.80-176,258,510.70-74,423,523.40

Finding the Fourth Proportional to 117,505,673.80, 176,258,510.70 and 74,423,523.40

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Solution

The fourth proportional to 117,505,673.80, 176,258,510.70 and 74,423,523.40 is: 111,635,285.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,505,673.80 : 176,258,510.70 = 74,423,523.40 : x
  2. Step 2: Convert to fraction form
    117,505,673.80/176,258,510.70 = 74,423,523.40/x
  3. Step 3: Cross multiply
    117,505,673.80x = 176,258,510.70 × 74,423,523.40
  4. Step 4: Simplify right side
    117,505,673.80x = 13,117,779,395,530,600
  5. Step 5: Solve for x
    x = 13,117,779,395,530,600/117,505,673.80
  6. Step 6: Final answer
    x = 111,635,285.10

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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.