Home / 235,059,386.70-352,589,080.05-139,507,898.70

Finding the Fourth Proportional to 235,059,386.70, 352,589,080.05 and 139,507,898.70

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Solution

The fourth proportional to 235,059,386.70, 352,589,080.05 and 139,507,898.70 is: 209,261,848.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,059,386.70 : 352,589,080.05 = 139,507,898.70 : x
  2. Step 2: Convert to fraction form
    235,059,386.70/352,589,080.05 = 139,507,898.70/x
  3. Step 3: Cross multiply
    235,059,386.70x = 352,589,080.05 × 139,507,898.70
  4. Step 4: Simplify right side
    235,059,386.70x = 49,188,961,662,341,592
  5. Step 5: Solve for x
    x = 49,188,961,662,341,592/235,059,386.70
  6. Step 6: Final answer
    x = 209,261,848.05

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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.