Home / 340,778,114.19-470,193,701.53-206,813,061.15

Finding the Fourth Proportional to 340,778,114.19, 470,193,701.53 and 206,813,061.15

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Solution

The fourth proportional to 340,778,114.19, 470,193,701.53 and 206,813,061.15 is: 285,353,415.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,778,114.19 : 470,193,701.53 = 206,813,061.15 : x
  2. Step 2: Convert to fraction form
    340,778,114.19/470,193,701.53 = 206,813,061.15/x
  3. Step 3: Cross multiply
    340,778,114.19x = 470,193,701.53 × 206,813,061.15
  4. Step 4: Simplify right side
    340,778,114.19x = 97,242,198,744,517,776
  5. Step 5: Solve for x
    x = 97,242,198,744,517,776/340,778,114.19
  6. Step 6: Final answer
    x = 285,353,415.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.