Home / 209,957,222.40-314,935,833.60-197,202,638.40

Finding the Fourth Proportional to 209,957,222.40, 314,935,833.60 and 197,202,638.40

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Solution

The fourth proportional to 209,957,222.40, 314,935,833.60 and 197,202,638.40 is: 295,803,957.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,957,222.40 : 314,935,833.60 = 197,202,638.40 : x
  2. Step 2: Convert to fraction form
    209,957,222.40/314,935,833.60 = 197,202,638.40/x
  3. Step 3: Cross multiply
    209,957,222.40x = 314,935,833.60 × 197,202,638.40
  4. Step 4: Simplify right side
    209,957,222.40x = 62,106,177,312,623,376
  5. Step 5: Solve for x
    x = 62,106,177,312,623,376/209,957,222.40
  6. Step 6: Final answer
    x = 295,803,957.60

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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.