Home / 130,402,289.80-195,603,434.70-116,797,400.20

Finding the Fourth Proportional to 130,402,289.80, 195,603,434.70 and 116,797,400.20

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Solution

The fourth proportional to 130,402,289.80, 195,603,434.70 and 116,797,400.20 is: 175,196,100.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,402,289.80 : 195,603,434.70 = 116,797,400.20 : x
  2. Step 2: Convert to fraction form
    130,402,289.80/195,603,434.70 = 116,797,400.20/x
  3. Step 3: Cross multiply
    130,402,289.80x = 195,603,434.70 × 116,797,400.20
  4. Step 4: Simplify right side
    130,402,289.80x = 22,845,972,643,150,468
  5. Step 5: Solve for x
    x = 22,845,972,643,150,468/130,402,289.80
  6. Step 6: Final answer
    x = 175,196,100.30

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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.