Home / 209,952,403.70-314,928,605.56-144,195,437.30

Finding the Fourth Proportional to 209,952,403.70, 314,928,605.56 and 144,195,437.30

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Solution

The fourth proportional to 209,952,403.70, 314,928,605.56 and 144,195,437.30 is: 216,293,155.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,952,403.70 : 314,928,605.56 = 144,195,437.30 : x
  2. Step 2: Convert to fraction form
    209,952,403.70/314,928,605.56 = 144,195,437.30/x
  3. Step 3: Cross multiply
    209,952,403.70x = 314,928,605.56 × 144,195,437.30
  4. Step 4: Simplify right side
    209,952,403.70x = 45,411,267,997,003,416
  5. Step 5: Solve for x
    x = 45,411,267,997,003,416/209,952,403.70
  6. Step 6: Final answer
    x = 216,293,155.96

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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.