Home / 18,551,838,399.04-27,827,757,598.56-9,705,258,936.64

Finding the Fourth Proportional to 18,551,838,399.04, 27,827,757,598.56 and 9,705,258,936.64

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Solution

The fourth proportional to 18,551,838,399.04, 27,827,757,598.56 and 9,705,258,936.64 is: 14,557,888,404.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,551,838,399.04 : 27,827,757,598.56 = 9,705,258,936.64 : x
  2. Step 2: Convert to fraction form
    18,551,838,399.04/27,827,757,598.56 = 9,705,258,936.64/x
  3. Step 3: Cross multiply
    18,551,838,399.04x = 27,827,757,598.56 × 9,705,258,936.64
  4. Step 4: Simplify right side
    18,551,838,399.04x = 270,075,593,120,006,569,984
  5. Step 5: Solve for x
    x = 270,075,593,120,006,569,984/18,551,838,399.04
  6. Step 6: Final answer
    x = 14,557,888,404.96

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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.