Home / 19,132,848,017.40-28,699,272,026.10-8,793,131,921.40

Finding the Fourth Proportional to 19,132,848,017.40, 28,699,272,026.10 and 8,793,131,921.40

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Solution

The fourth proportional to 19,132,848,017.40, 28,699,272,026.10 and 8,793,131,921.40 is: 13,189,697,882.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,132,848,017.40 : 28,699,272,026.10 = 8,793,131,921.40 : x
  2. Step 2: Convert to fraction form
    19,132,848,017.40/28,699,272,026.10 = 8,793,131,921.40/x
  3. Step 3: Cross multiply
    19,132,848,017.40x = 28,699,272,026.10 × 8,793,131,921.40
  4. Step 4: Simplify right side
    19,132,848,017.40x = 252,356,484,973,641,924,608
  5. Step 5: Solve for x
    x = 252,356,484,973,641,924,608/19,132,848,017.40
  6. Step 6: Final answer
    x = 13,189,697,882.10

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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.