Home / 134,516,100.80-201,774,151.20-101,991,911.60

Finding the Fourth Proportional to 134,516,100.80, 201,774,151.20 and 101,991,911.60

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Solution

The fourth proportional to 134,516,100.80, 201,774,151.20 and 101,991,911.60 is: 152,987,867.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,516,100.80 : 201,774,151.20 = 101,991,911.60 : x
  2. Step 2: Convert to fraction form
    134,516,100.80/201,774,151.20 = 101,991,911.60/x
  3. Step 3: Cross multiply
    134,516,100.80x = 201,774,151.20 × 101,991,911.60
  4. Step 4: Simplify right side
    134,516,100.80x = 20,579,331,392,355,432
  5. Step 5: Solve for x
    x = 20,579,331,392,355,432/134,516,100.80
  6. Step 6: Final answer
    x = 152,987,867.40

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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.