Home / 692,004,311.10-1,038,006,466.65-207,330,119.10

Finding the Fourth Proportional to 692,004,311.10, 1,038,006,466.65 and 207,330,119.10

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Solution

The fourth proportional to 692,004,311.10, 1,038,006,466.65 and 207,330,119.10 is: 310,995,178.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,004,311.10 : 1,038,006,466.65 = 207,330,119.10 : x
  2. Step 2: Convert to fraction form
    692,004,311.10/1,038,006,466.65 = 207,330,119.10/x
  3. Step 3: Cross multiply
    692,004,311.10x = 1,038,006,466.65 × 207,330,119.10
  4. Step 4: Simplify right side
    692,004,311.10x = 215,210,004,357,114,656
  5. Step 5: Solve for x
    x = 215,210,004,357,114,656/692,004,311.10
  6. Step 6: Final answer
    x = 310,995,178.65

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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.