Home / 13,406,911,239.10-20,110,366,858.65-11,934,713,380.90

Finding the Fourth Proportional to 13,406,911,239.10, 20,110,366,858.65 and 11,934,713,380.90

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Solution

The fourth proportional to 13,406,911,239.10, 20,110,366,858.65 and 11,934,713,380.90 is: 17,902,070,071.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,406,911,239.10 : 20,110,366,858.65 = 11,934,713,380.90 : x
  2. Step 2: Convert to fraction form
    13,406,911,239.10/20,110,366,858.65 = 11,934,713,380.90/x
  3. Step 3: Cross multiply
    13,406,911,239.10x = 20,110,366,858.65 × 11,934,713,380.90
  4. Step 4: Simplify right side
    13,406,911,239.10x = 240,011,464,442,738,049,024
  5. Step 5: Solve for x
    x = 240,011,464,442,738,049,024/13,406,911,239.10
  6. Step 6: Final answer
    x = 17,902,070,071.35

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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.