Home / 692,004,274.10-1,038,006,411.15-207,330,082.10

Finding the Fourth Proportional to 692,004,274.10, 1,038,006,411.15 and 207,330,082.10

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Solution

The fourth proportional to 692,004,274.10, 1,038,006,411.15 and 207,330,082.10 is: 310,995,123.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,004,274.10 : 1,038,006,411.15 = 207,330,082.10 : x
  2. Step 2: Convert to fraction form
    692,004,274.10/1,038,006,411.15 = 207,330,082.10/x
  3. Step 3: Cross multiply
    692,004,274.10x = 1,038,006,411.15 × 207,330,082.10
  4. Step 4: Simplify right side
    692,004,274.10x = 215,209,954,444,055,840
  5. Step 5: Solve for x
    x = 215,209,954,444,055,840/692,004,274.10
  6. Step 6: Final answer
    x = 310,995,123.15

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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.