Home / 84,320,883,747.59-126,476,670,011.41-61,654,465,444.86

Finding the Fourth Proportional to 84,320,883,747.59, 126,476,670,011.41 and 61,654,465,444.86

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Solution

The fourth proportional to 84,320,883,747.59, 126,476,670,011.41 and 61,654,465,444.86 is: 92,478,294,038.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,320,883,747.59 : 126,476,670,011.41 = 61,654,465,444.86 : x
  2. Step 2: Convert to fraction form
    84,320,883,747.59/126,476,670,011.41 = 61,654,465,444.86/x
  3. Step 3: Cross multiply
    84,320,883,747.59x = 126,476,670,011.41 × 61,654,465,444.86
  4. Step 4: Simplify right side
    84,320,883,747.59x = 7,797,851,480,798,807,457,792
  5. Step 5: Solve for x
    x = 7,797,851,480,798,807,457,792/84,320,883,747.59
  6. Step 6: Final answer
    x = 92,478,294,038.54

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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.