Home / 102,221,851.68-153,335,890.44-39,970,680.48

Finding the Fourth Proportional to 102,221,851.68, 153,335,890.44 and 39,970,680.48

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Solution

The fourth proportional to 102,221,851.68, 153,335,890.44 and 39,970,680.48 is: 59,957,237.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,221,851.68 : 153,335,890.44 = 39,970,680.48 : x
  2. Step 2: Convert to fraction form
    102,221,851.68/153,335,890.44 = 39,970,680.48/x
  3. Step 3: Cross multiply
    102,221,851.68x = 153,335,890.44 × 39,970,680.48
  4. Step 4: Simplify right side
    102,221,851.68x = 6,128,939,882,893,526
  5. Step 5: Solve for x
    x = 6,128,939,882,893,526/102,221,851.68
  6. Step 6: Final answer
    x = 59,957,237.93

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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.