Home / 12,748,023,786.60-19,122,035,679.90-10,084,866,647.40

Finding the Fourth Proportional to 12,748,023,786.60, 19,122,035,679.90 and 10,084,866,647.40

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Solution

The fourth proportional to 12,748,023,786.60, 19,122,035,679.90 and 10,084,866,647.40 is: 15,127,299,971.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,748,023,786.60 : 19,122,035,679.90 = 10,084,866,647.40 : x
  2. Step 2: Convert to fraction form
    12,748,023,786.60/19,122,035,679.90 = 10,084,866,647.40/x
  3. Step 3: Cross multiply
    12,748,023,786.60x = 19,122,035,679.90 × 10,084,866,647.40
  4. Step 4: Simplify right side
    12,748,023,786.60x = 192,843,179,858,616,287,232
  5. Step 5: Solve for x
    x = 192,843,179,858,616,287,232/12,748,023,786.60
  6. Step 6: Final answer
    x = 15,127,299,971.10

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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.