Home / 615,542,357,998.08-922,669,117,326.72-257,599,413,233.28

Finding the Fourth Proportional to 615,542,357,998.08, 922,669,117,326.72 and 257,599,413,233.28

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Solution

The fourth proportional to 615,542,357,998.08, 922,669,117,326.72 and 257,599,413,233.28 is: 386,129,435,519.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,542,357,998.08 : 922,669,117,326.72 = 257,599,413,233.28 : x
  2. Step 2: Convert to fraction form
    615,542,357,998.08/922,669,117,326.72 = 257,599,413,233.28/x
  3. Step 3: Cross multiply
    615,542,357,998.08x = 922,669,117,326.72 × 257,599,413,233.28
  4. Step 4: Simplify right side
    615,542,357,998.08x = 237,679,023,231,831,459,758,080
  5. Step 5: Solve for x
    x = 237,679,023,231,831,459,758,080/615,542,357,998.08
  6. Step 6: Final answer
    x = 386,129,435,519.00

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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.