Home / 194,851,694.16-291,966,637.32-142,795,036.20

Finding the Fourth Proportional to 194,851,694.16, 291,966,637.32 and 142,795,036.20

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Solution

The fourth proportional to 194,851,694.16, 291,966,637.32 and 142,795,036.20 is: 213,964,711.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,851,694.16 : 291,966,637.32 = 142,795,036.20 : x
  2. Step 2: Convert to fraction form
    194,851,694.16/291,966,637.32 = 142,795,036.20/x
  3. Step 3: Cross multiply
    194,851,694.16x = 291,966,637.32 × 142,795,036.20
  4. Step 4: Simplify right side
    194,851,694.16x = 41,691,386,545,301,664
  5. Step 5: Solve for x
    x = 41,691,386,545,301,664/194,851,694.16
  6. Step 6: Final answer
    x = 213,964,711.60

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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.