Home / 857,850,800.10-1,286,776,200.15-236,064,830.10

Finding the Fourth Proportional to 857,850,800.10, 1,286,776,200.15 and 236,064,830.10

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Solution

The fourth proportional to 857,850,800.10, 1,286,776,200.15 and 236,064,830.10 is: 354,097,245.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    857,850,800.10 : 1,286,776,200.15 = 236,064,830.10 : x
  2. Step 2: Convert to fraction form
    857,850,800.10/1,286,776,200.15 = 236,064,830.10/x
  3. Step 3: Cross multiply
    857,850,800.10x = 1,286,776,200.15 × 236,064,830.10
  4. Step 4: Simplify right side
    857,850,800.10x = 303,762,605,065,133,376
  5. Step 5: Solve for x
    x = 303,762,605,065,133,376/857,850,800.10
  6. Step 6: Final answer
    x = 354,097,245.15

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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.