Home / 1,006,074,780-1,509,112,170-279,063,492

Finding the Fourth Proportional to 1,006,074,780, 1,509,112,170 and 279,063,492

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Solution

The fourth proportional to 1,006,074,780, 1,509,112,170 and 279,063,492 is: 418,595,238

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,074,780 : 1,509,112,170 = 279,063,492 : x
  2. Step 2: Convert to fraction form
    1,006,074,780/1,509,112,170 = 279,063,492/x
  3. Step 3: Cross multiply
    1,006,074,780x = 1,509,112,170 × 279,063,492
  4. Step 4: Simplify right side
    1,006,074,780x = 421,138,111,979,897,664
  5. Step 5: Solve for x
    x = 421,138,111,979,897,664/1,006,074,780
  6. Step 6: Final answer
    x = 418,595,238

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.