Home / 113,346,006.40-170,019,009.60-106,627,542.40

Finding the Fourth Proportional to 113,346,006.40, 170,019,009.60 and 106,627,542.40

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Solution

The fourth proportional to 113,346,006.40, 170,019,009.60 and 106,627,542.40 is: 159,941,313.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,346,006.40 : 170,019,009.60 = 106,627,542.40 : x
  2. Step 2: Convert to fraction form
    113,346,006.40/170,019,009.60 = 106,627,542.40/x
  3. Step 3: Cross multiply
    113,346,006.40x = 170,019,009.60 × 106,627,542.40
  4. Step 4: Simplify right side
    113,346,006.40x = 18,128,709,154,930,008
  5. Step 5: Solve for x
    x = 18,128,709,154,930,008/113,346,006.40
  6. Step 6: Final answer
    x = 159,941,313.60

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1.5x scale

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.