Home / 209,664,013.60-314,496,020.40-209,664,013.60

Finding the Fourth Proportional to 209,664,013.60, 314,496,020.40 and 209,664,013.60

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Solution

The fourth proportional to 209,664,013.60, 314,496,020.40 and 209,664,013.60 is: 314,496,020.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,664,013.60 : 314,496,020.40 = 209,664,013.60 : x
  2. Step 2: Convert to fraction form
    209,664,013.60/314,496,020.40 = 209,664,013.60/x
  3. Step 3: Cross multiply
    209,664,013.60x = 314,496,020.40 × 209,664,013.60
  4. Step 4: Simplify right side
    209,664,013.60x = 65,938,497,898,291,472
  5. Step 5: Solve for x
    x = 65,938,497,898,291,472/209,664,013.60
  6. Step 6: Final answer
    x = 314,496,020.40

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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.