Home / 139,775,243.60-209,660,897.10-63,098,148.80

Finding the Fourth Proportional to 139,775,243.60, 209,660,897.10 and 63,098,148.80

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Solution

The fourth proportional to 139,775,243.60, 209,660,897.10 and 63,098,148.80 is: 94,646,334.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,775,243.60 : 209,660,897.10 = 63,098,148.80 : x
  2. Step 2: Convert to fraction form
    139,775,243.60/209,660,897.10 = 63,098,148.80/x
  3. Step 3: Cross multiply
    139,775,243.60x = 209,660,897.10 × 63,098,148.80
  4. Step 4: Simplify right side
    139,775,243.60x = 13,229,214,482,757,288
  5. Step 5: Solve for x
    x = 13,229,214,482,757,288/139,775,243.60
  6. Step 6: Final answer
    x = 94,646,334.66

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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.