Home / 12,242,334,176.40-18,336,291,485.40-10,609,747,424.40

Finding the Fourth Proportional to 12,242,334,176.40, 18,336,291,485.40 and 10,609,747,424.40

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Solution

The fourth proportional to 12,242,334,176.40, 18,336,291,485.40 and 10,609,747,424.40 is: 15,891,039,940.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,242,334,176.40 : 18,336,291,485.40 = 10,609,747,424.40 : x
  2. Step 2: Convert to fraction form
    12,242,334,176.40/18,336,291,485.40 = 10,609,747,424.40/x
  3. Step 3: Cross multiply
    12,242,334,176.40x = 18,336,291,485.40 × 10,609,747,424.40
  4. Step 4: Simplify right side
    12,242,334,176.40x = 194,543,421,360,270,311,424
  5. Step 5: Solve for x
    x = 194,543,421,360,270,311,424/12,242,334,176.40
  6. Step 6: Final answer
    x = 15,891,039,940.35

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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.