Home / 216,513,214.20-324,769,821.30-175,698,545.40

Finding the Fourth Proportional to 216,513,214.20, 324,769,821.30 and 175,698,545.40

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Solution

The fourth proportional to 216,513,214.20, 324,769,821.30 and 175,698,545.40 is: 263,547,818.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,513,214.20 : 324,769,821.30 = 175,698,545.40 : x
  2. Step 2: Convert to fraction form
    216,513,214.20/324,769,821.30 = 175,698,545.40/x
  3. Step 3: Cross multiply
    216,513,214.20x = 324,769,821.30 × 175,698,545.40
  4. Step 4: Simplify right side
    216,513,214.20x = 57,061,585,192,227,944
  5. Step 5: Solve for x
    x = 57,061,585,192,227,944/216,513,214.20
  6. Step 6: Final answer
    x = 263,547,818.10

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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.