Home / 1,567,263,978.27-2,351,236,089.65-476,718,702.75

Finding the Fourth Proportional to 1,567,263,978.27, 2,351,236,089.65 and 476,718,702.75

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Solution

The fourth proportional to 1,567,263,978.27, 2,351,236,089.65 and 476,718,702.75 is: 715,181,509.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567,263,978.27 : 2,351,236,089.65 = 476,718,702.75 : x
  2. Step 2: Convert to fraction form
    1,567,263,978.27/2,351,236,089.65 = 476,718,702.75/x
  3. Step 3: Cross multiply
    1,567,263,978.27x = 2,351,236,089.65 × 476,718,702.75
  4. Step 4: Simplify right side
    1,567,263,978.27x = 1,120,878,218,516,930,688
  5. Step 5: Solve for x
    x = 1,120,878,218,516,930,688/1,567,263,978.27
  6. Step 6: Final answer
    x = 715,181,509.98

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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.