Home / 631,068,486.28-946,650,275.08-188,376,182.16

Finding the Fourth Proportional to 631,068,486.28, 946,650,275.08 and 188,376,182.16

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Solution

The fourth proportional to 631,068,486.28, 946,650,275.08 and 188,376,182.16 is: 282,578,465.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,068,486.28 : 946,650,275.08 = 188,376,182.16 : x
  2. Step 2: Convert to fraction form
    631,068,486.28/946,650,275.08 = 188,376,182.16/x
  3. Step 3: Cross multiply
    631,068,486.28x = 946,650,275.08 × 188,376,182.16
  4. Step 4: Simplify right side
    631,068,486.28x = 178,326,364,660,284,192
  5. Step 5: Solve for x
    x = 178,326,364,660,284,192/631,068,486.28
  6. Step 6: Final answer
    x = 282,578,465.79

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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.