Home / 19,315,638,667.60-28,973,458,001.40-6,894,374,462.80

Finding the Fourth Proportional to 19,315,638,667.60, 28,973,458,001.40 and 6,894,374,462.80

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Solution

The fourth proportional to 19,315,638,667.60, 28,973,458,001.40 and 6,894,374,462.80 is: 10,341,561,694.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,315,638,667.60 : 28,973,458,001.40 = 6,894,374,462.80 : x
  2. Step 2: Convert to fraction form
    19,315,638,667.60/28,973,458,001.40 = 6,894,374,462.80/x
  3. Step 3: Cross multiply
    19,315,638,667.60x = 28,973,458,001.40 × 6,894,374,462.80
  4. Step 4: Simplify right side
    19,315,638,667.60x = 199,753,868,943,860,498,432
  5. Step 5: Solve for x
    x = 199,753,868,943,860,498,432/19,315,638,667.60
  6. Step 6: Final answer
    x = 10,341,561,694.20

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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.