Home / 202,506,823.71-279,459,496.04-109,687,044.51

Finding the Fourth Proportional to 202,506,823.71, 279,459,496.04 and 109,687,044.51

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Solution

The fourth proportional to 202,506,823.71, 279,459,496.04 and 109,687,044.51 is: 151,368,164.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,506,823.71 : 279,459,496.04 = 109,687,044.51 : x
  2. Step 2: Convert to fraction form
    202,506,823.71/279,459,496.04 = 109,687,044.51/x
  3. Step 3: Cross multiply
    202,506,823.71x = 279,459,496.04 × 109,687,044.51
  4. Step 4: Simplify right side
    202,506,823.71x = 30,653,086,180,333,216
  5. Step 5: Solve for x
    x = 30,653,086,180,333,216/202,506,823.71
  6. Step 6: Final answer
    x = 151,368,164.38

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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.