Home / 13,818,032,442.30-20,686,233,994.65-9,165,160,199.10

Finding the Fourth Proportional to 13,818,032,442.30, 20,686,233,994.65 and 9,165,160,199.10

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Solution

The fourth proportional to 13,818,032,442.30, 20,686,233,994.65 and 9,165,160,199.10 is: 13,720,668,935.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,818,032,442.30 : 20,686,233,994.65 = 9,165,160,199.10 : x
  2. Step 2: Convert to fraction form
    13,818,032,442.30/20,686,233,994.65 = 9,165,160,199.10/x
  3. Step 3: Cross multiply
    13,818,032,442.30x = 20,686,233,994.65 × 9,165,160,199.10
  4. Step 4: Simplify right side
    13,818,032,442.30x = 189,592,648,477,035,593,728
  5. Step 5: Solve for x
    x = 189,592,648,477,035,593,728/13,818,032,442.30
  6. Step 6: Final answer
    x = 13,720,668,935.23

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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.