Home / 1,614,317,047.26-2,421,475,599.09-387,485,498.76

Finding the Fourth Proportional to 1,614,317,047.26, 2,421,475,599.09 and 387,485,498.76

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Solution

The fourth proportional to 1,614,317,047.26, 2,421,475,599.09 and 387,485,498.76 is: 581,228,254.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,614,317,047.26 : 2,421,475,599.09 = 387,485,498.76 : x
  2. Step 2: Convert to fraction form
    1,614,317,047.26/2,421,475,599.09 = 387,485,498.76/x
  3. Step 3: Cross multiply
    1,614,317,047.26x = 2,421,475,599.09 × 387,485,498.76
  4. Step 4: Simplify right side
    1,614,317,047.26x = 938,286,680,259,111,552
  5. Step 5: Solve for x
    x = 938,286,680,259,111,552/1,614,317,047.26
  6. Step 6: Final answer
    x = 581,228,254.91

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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.