Home / 29,186,259,999.04-40,275,959,734.56-15,819,966,176.32

Finding the Fourth Proportional to 29,186,259,999.04, 40,275,959,734.56 and 15,819,966,176.32

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Solution

The fourth proportional to 29,186,259,999.04, 40,275,959,734.56 and 15,819,966,176.32 is: 21,830,968,433.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,186,259,999.04 : 40,275,959,734.56 = 15,819,966,176.32 : x
  2. Step 2: Convert to fraction form
    29,186,259,999.04/40,275,959,734.56 = 15,819,966,176.32/x
  3. Step 3: Cross multiply
    29,186,259,999.04x = 40,275,959,734.56 × 15,819,966,176.32
  4. Step 4: Simplify right side
    29,186,259,999.04x = 637,164,320,719,565,357,056
  5. Step 5: Solve for x
    x = 637,164,320,719,565,357,056/29,186,259,999.04
  6. Step 6: Final answer
    x = 21,830,968,433.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.