Home / 208,032,109.60-311,450,967.60-202,060,141.60

Finding the Fourth Proportional to 208,032,109.60, 311,450,967.60 and 202,060,141.60

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Solution

The fourth proportional to 208,032,109.60, 311,450,967.60 and 202,060,141.60 is: 302,510,159.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,032,109.60 : 311,450,967.60 = 202,060,141.60 : x
  2. Step 2: Convert to fraction form
    208,032,109.60/311,450,967.60 = 202,060,141.60/x
  3. Step 3: Cross multiply
    208,032,109.60x = 311,450,967.60 × 202,060,141.60
  4. Step 4: Simplify right side
    208,032,109.60x = 62,931,826,614,713,016
  5. Step 5: Solve for x
    x = 62,931,826,614,713,016/208,032,109.60
  6. Step 6: Final answer
    x = 302,510,159.30

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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.