Home / 42,837,972,423.60-64,256,958,635.40-38,185,100,180.40

Finding the Fourth Proportional to 42,837,972,423.60, 64,256,958,635.40 and 38,185,100,180.40

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Solution

The fourth proportional to 42,837,972,423.60, 64,256,958,635.40 and 38,185,100,180.40 is: 57,277,650,270.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,837,972,423.60 : 64,256,958,635.40 = 38,185,100,180.40 : x
  2. Step 2: Convert to fraction form
    42,837,972,423.60/64,256,958,635.40 = 38,185,100,180.40/x
  3. Step 3: Cross multiply
    42,837,972,423.60x = 64,256,958,635.40 × 38,185,100,180.40
  4. Step 4: Simplify right side
    42,837,972,423.60x = 2,453,658,402,780,568,092,672
  5. Step 5: Solve for x
    x = 2,453,658,402,780,568,092,672/42,837,972,423.60
  6. Step 6: Final answer
    x = 57,277,650,270.60

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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.