Home / 116,429,045.70-174,643,568.55-103,440,015.30

Finding the Fourth Proportional to 116,429,045.70, 174,643,568.55 and 103,440,015.30

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Solution

The fourth proportional to 116,429,045.70, 174,643,568.55 and 103,440,015.30 is: 155,160,022.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,429,045.70 : 174,643,568.55 = 103,440,015.30 : x
  2. Step 2: Convert to fraction form
    116,429,045.70/174,643,568.55 = 103,440,015.30/x
  3. Step 3: Cross multiply
    116,429,045.70x = 174,643,568.55 × 103,440,015.30
  4. Step 4: Simplify right side
    116,429,045.70x = 18,065,133,402,858,600
  5. Step 5: Solve for x
    x = 18,065,133,402,858,600/116,429,045.70
  6. Step 6: Final answer
    x = 155,160,022.95

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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.