Home / 85,209,041,057.60-127,813,561,586.40-35,557,996,462.40

Finding the Fourth Proportional to 85,209,041,057.60, 127,813,561,586.40 and 35,557,996,462.40

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Solution

The fourth proportional to 85,209,041,057.60, 127,813,561,586.40 and 35,557,996,462.40 is: 53,336,994,693.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,209,041,057.60 : 127,813,561,586.40 = 35,557,996,462.40 : x
  2. Step 2: Convert to fraction form
    85,209,041,057.60/127,813,561,586.40 = 35,557,996,462.40/x
  3. Step 3: Cross multiply
    85,209,041,057.60x = 127,813,561,586.40 × 35,557,996,462.40
  4. Step 4: Simplify right side
    85,209,041,057.60x = 4,544,794,170,735,955,804,160
  5. Step 5: Solve for x
    x = 4,544,794,170,735,955,804,160/85,209,041,057.60
  6. Step 6: Final answer
    x = 53,336,994,693.60

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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.