Home / 18,551,838,400.48-27,827,757,600.72-9,705,258,938.08

Finding the Fourth Proportional to 18,551,838,400.48, 27,827,757,600.72 and 9,705,258,938.08

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Solution

The fourth proportional to 18,551,838,400.48, 27,827,757,600.72 and 9,705,258,938.08 is: 14,557,888,407.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,551,838,400.48 : 27,827,757,600.72 = 9,705,258,938.08 : x
  2. Step 2: Convert to fraction form
    18,551,838,400.48/27,827,757,600.72 = 9,705,258,938.08/x
  3. Step 3: Cross multiply
    18,551,838,400.48x = 27,827,757,600.72 × 9,705,258,938.08
  4. Step 4: Simplify right side
    18,551,838,400.48x = 270,075,593,180,923,789,312
  5. Step 5: Solve for x
    x = 270,075,593,180,923,789,312/18,551,838,400.48
  6. Step 6: Final answer
    x = 14,557,888,407.11

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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.