Home / 17,252,238,129.60-25,878,357,194.40-15,392,619,782.40

Finding the Fourth Proportional to 17,252,238,129.60, 25,878,357,194.40 and 15,392,619,782.40

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Solution

The fourth proportional to 17,252,238,129.60, 25,878,357,194.40 and 15,392,619,782.40 is: 23,088,929,673.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,252,238,129.60 : 25,878,357,194.40 = 15,392,619,782.40 : x
  2. Step 2: Convert to fraction form
    17,252,238,129.60/25,878,357,194.40 = 15,392,619,782.40/x
  3. Step 3: Cross multiply
    17,252,238,129.60x = 25,878,357,194.40 × 15,392,619,782.40
  4. Step 4: Simplify right side
    17,252,238,129.60x = 398,335,712,886,534,832,128
  5. Step 5: Solve for x
    x = 398,335,712,886,534,832,128/17,252,238,129.60
  6. Step 6: Final answer
    x = 23,088,929,673.60

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Double scale
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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.