Home / 10,085,793,328.74-15,116,653,712.78-4,694,178,811.62

Finding the Fourth Proportional to 10,085,793,328.74, 15,116,653,712.78 and 4,694,178,811.62

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Solution

The fourth proportional to 10,085,793,328.74, 15,116,653,712.78 and 4,694,178,811.62 is: 7,035,666,233.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,085,793,328.74 : 15,116,653,712.78 = 4,694,178,811.62 : x
  2. Step 2: Convert to fraction form
    10,085,793,328.74/15,116,653,712.78 = 4,694,178,811.62/x
  3. Step 3: Cross multiply
    10,085,793,328.74x = 15,116,653,712.78 × 4,694,178,811.62
  4. Step 4: Simplify right side
    10,085,793,328.74x = 70,960,275,561,128,681,472
  5. Step 5: Solve for x
    x = 70,960,275,561,128,681,472/10,085,793,328.74
  6. Step 6: Final answer
    x = 7,035,666,233.51

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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.