Home / 13,184,805,701.60-19,777,208,552.40-12,174,642,648.80

Finding the Fourth Proportional to 13,184,805,701.60, 19,777,208,552.40 and 12,174,642,648.80

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Solution

The fourth proportional to 13,184,805,701.60, 19,777,208,552.40 and 12,174,642,648.80 is: 18,261,963,973.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,184,805,701.60 : 19,777,208,552.40 = 12,174,642,648.80 : x
  2. Step 2: Convert to fraction form
    13,184,805,701.60/19,777,208,552.40 = 12,174,642,648.80/x
  3. Step 3: Cross multiply
    13,184,805,701.60x = 19,777,208,552.40 × 12,174,642,648.80
  4. Step 4: Simplify right side
    13,184,805,701.60x = 240,780,446,716,261,138,432
  5. Step 5: Solve for x
    x = 240,780,446,716,261,138,432/13,184,805,701.60
  6. Step 6: Final answer
    x = 18,261,963,973.20

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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.