Home / 8,627,043,128.64-11,904,412,173.35-5,009,359,702.56

Finding the Fourth Proportional to 8,627,043,128.64, 11,904,412,173.35 and 5,009,359,702.56

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Solution

The fourth proportional to 8,627,043,128.64, 11,904,412,173.35 and 5,009,359,702.56 is: 6,912,389,533.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,627,043,128.64 : 11,904,412,173.35 = 5,009,359,702.56 : x
  2. Step 2: Convert to fraction form
    8,627,043,128.64/11,904,412,173.35 = 5,009,359,702.56/x
  3. Step 3: Cross multiply
    8,627,043,128.64x = 11,904,412,173.35 × 5,009,359,702.56
  4. Step 4: Simplify right side
    8,627,043,128.64x = 59,633,482,623,819,153,408
  5. Step 5: Solve for x
    x = 59,633,482,623,819,153,408/8,627,043,128.64
  6. Step 6: Final answer
    x = 6,912,389,533.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.