Home / 668,211,315.97-1,002,355,277.63-176,911,819.25

Finding the Fourth Proportional to 668,211,315.97, 1,002,355,277.63 and 176,911,819.25

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Solution

The fourth proportional to 668,211,315.97, 1,002,355,277.63 and 176,911,819.25 is: 265,377,869.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,211,315.97 : 1,002,355,277.63 = 176,911,819.25 : x
  2. Step 2: Convert to fraction form
    668,211,315.97/1,002,355,277.63 = 176,911,819.25/x
  3. Step 3: Cross multiply
    668,211,315.97x = 1,002,355,277.63 × 176,911,819.25
  4. Step 4: Simplify right side
    668,211,315.97x = 177,328,495,695,350,368
  5. Step 5: Solve for x
    x = 177,328,495,695,350,368/668,211,315.97
  6. Step 6: Final answer
    x = 265,377,869.93

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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.