Home / 45,693,012,939.66-68,503,472,619.39-28,869,363,547.65

Finding the Fourth Proportional to 45,693,012,939.66, 68,503,472,619.39 and 28,869,363,547.65

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Solution

The fourth proportional to 45,693,012,939.66, 68,503,472,619.39 and 28,869,363,547.65 is: 43,281,270,550.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,693,012,939.66 : 68,503,472,619.39 = 28,869,363,547.65 : x
  2. Step 2: Convert to fraction form
    45,693,012,939.66/68,503,472,619.39 = 28,869,363,547.65/x
  3. Step 3: Cross multiply
    45,693,012,939.66x = 68,503,472,619.39 × 28,869,363,547.65
  4. Step 4: Simplify right side
    45,693,012,939.66x = 1,977,651,655,325,599,924,224
  5. Step 5: Solve for x
    x = 1,977,651,655,325,599,924,224/45,693,012,939.66
  6. Step 6: Final answer
    x = 43,281,270,550.87

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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.