Home / 692,004,296.10-1,038,006,444.15-207,330,104.10

Finding the Fourth Proportional to 692,004,296.10, 1,038,006,444.15 and 207,330,104.10

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Solution

The fourth proportional to 692,004,296.10, 1,038,006,444.15 and 207,330,104.10 is: 310,995,156.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,004,296.10 : 1,038,006,444.15 = 207,330,104.10 : x
  2. Step 2: Convert to fraction form
    692,004,296.10/1,038,006,444.15 = 207,330,104.10/x
  3. Step 3: Cross multiply
    692,004,296.10x = 1,038,006,444.15 × 207,330,104.10
  4. Step 4: Simplify right side
    692,004,296.10x = 215,209,984,122,090,336
  5. Step 5: Solve for x
    x = 215,209,984,122,090,336/692,004,296.10
  6. Step 6: Final answer
    x = 310,995,156.15

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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.