Home / 143,835,700.14-198,547,243.52-94,279,265.51

Finding the Fourth Proportional to 143,835,700.14, 198,547,243.52 and 94,279,265.51

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Solution

The fourth proportional to 143,835,700.14, 198,547,243.52 and 94,279,265.51 is: 130,140,766.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,835,700.14 : 198,547,243.52 = 94,279,265.51 : x
  2. Step 2: Convert to fraction form
    143,835,700.14/198,547,243.52 = 94,279,265.51/x
  3. Step 3: Cross multiply
    143,835,700.14x = 198,547,243.52 × 94,279,265.51
  4. Step 4: Simplify right side
    143,835,700.14x = 18,718,888,286,636,572
  5. Step 5: Solve for x
    x = 18,718,888,286,636,572/143,835,700.14
  6. Step 6: Final answer
    x = 130,140,766.64

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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.