Home / 314,049,384.40-471,125,206.42-92,743,109.36

Finding the Fourth Proportional to 314,049,384.40, 471,125,206.42 and 92,743,109.36

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Solution

The fourth proportional to 314,049,384.40, 471,125,206.42 and 92,743,109.36 is: 139,129,763.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,049,384.40 : 471,125,206.42 = 92,743,109.36 : x
  2. Step 2: Convert to fraction form
    314,049,384.40/471,125,206.42 = 92,743,109.36/x
  3. Step 3: Cross multiply
    314,049,384.40x = 471,125,206.42 × 92,743,109.36
  4. Step 4: Simplify right side
    314,049,384.40x = 43,693,616,541,262,632
  5. Step 5: Solve for x
    x = 43,693,616,541,262,632/314,049,384.40
  6. Step 6: Final answer
    x = 139,129,763.38

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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.