Home / 13,108,959,009.60-19,663,438,514.40-13,017,126,004.80

Finding the Fourth Proportional to 13,108,959,009.60, 19,663,438,514.40 and 13,017,126,004.80

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Solution

The fourth proportional to 13,108,959,009.60, 19,663,438,514.40 and 13,017,126,004.80 is: 19,525,689,007.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,108,959,009.60 : 19,663,438,514.40 = 13,017,126,004.80 : x
  2. Step 2: Convert to fraction form
    13,108,959,009.60/19,663,438,514.40 = 13,017,126,004.80/x
  3. Step 3: Cross multiply
    13,108,959,009.60x = 19,663,438,514.40 × 13,017,126,004.80
  4. Step 4: Simplify right side
    13,108,959,009.60x = 255,961,456,829,582,114,816
  5. Step 5: Solve for x
    x = 255,961,456,829,582,114,816/13,108,959,009.60
  6. Step 6: Final answer
    x = 19,525,689,007.20

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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.