Home / 105,401,080.29-145,458,036.25-58,358,154.66

Finding the Fourth Proportional to 105,401,080.29, 145,458,036.25 and 58,358,154.66

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Solution

The fourth proportional to 105,401,080.29, 145,458,036.25 and 58,358,154.66 is: 80,536,770.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,401,080.29 : 145,458,036.25 = 58,358,154.66 : x
  2. Step 2: Convert to fraction form
    105,401,080.29/145,458,036.25 = 58,358,154.66/x
  3. Step 3: Cross multiply
    105,401,080.29x = 145,458,036.25 × 58,358,154.66
  4. Step 4: Simplify right side
    105,401,080.29x = 8,488,662,576,017,386
  5. Step 5: Solve for x
    x = 8,488,662,576,017,386/105,401,080.29
  6. Step 6: Final answer
    x = 80,536,770.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.