Home / 84,951,927,459.20-127,573,010,011.20-55,637,925,334.40

Finding the Fourth Proportional to 84,951,927,459.20, 127,573,010,011.20 and 55,637,925,334.40

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Solution

The fourth proportional to 84,951,927,459.20, 127,573,010,011.20 and 55,637,925,334.40 is: 83,551,931,286.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,951,927,459.20 : 127,573,010,011.20 = 55,637,925,334.40 : x
  2. Step 2: Convert to fraction form
    84,951,927,459.20/127,573,010,011.20 = 55,637,925,334.40/x
  3. Step 3: Cross multiply
    84,951,927,459.20x = 127,573,010,011.20 × 55,637,925,334.40
  4. Step 4: Simplify right side
    84,951,927,459.20x = 7,097,897,605,687,809,146,880
  5. Step 5: Solve for x
    x = 7,097,897,605,687,809,146,880/84,951,927,459.20
  6. Step 6: Final answer
    x = 83,551,931,286.04

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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.