Home / 12,201,208,117.90-18,301,812,176.85-12,201,208,117.90

Finding the Fourth Proportional to 12,201,208,117.90, 18,301,812,176.85 and 12,201,208,117.90

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Solution

The fourth proportional to 12,201,208,117.90, 18,301,812,176.85 and 12,201,208,117.90 is: 18,301,812,176.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,201,208,117.90 : 18,301,812,176.85 = 12,201,208,117.90 : x
  2. Step 2: Convert to fraction form
    12,201,208,117.90/18,301,812,176.85 = 12,201,208,117.90/x
  3. Step 3: Cross multiply
    12,201,208,117.90x = 18,301,812,176.85 × 12,201,208,117.90
  4. Step 4: Simplify right side
    12,201,208,117.90x = 223,304,219,304,463,269,888
  5. Step 5: Solve for x
    x = 223,304,219,304,463,269,888/12,201,208,117.90
  6. Step 6: Final answer
    x = 18,301,812,176.85

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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.