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Finding the Fourth Proportional to 713,153,794.86, 1,069,804,069.88 and 246,814,400.39

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Solution

The fourth proportional to 713,153,794.86, 1,069,804,069.88 and 246,814,400.39 is: 370,246,995.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,153,794.86 : 1,069,804,069.88 = 246,814,400.39 : x
  2. Step 2: Convert to fraction form
    713,153,794.86/1,069,804,069.88 = 246,814,400.39/x
  3. Step 3: Cross multiply
    713,153,794.86x = 1,069,804,069.88 × 246,814,400.39
  4. Step 4: Simplify right side
    713,153,794.86x = 264,043,050,035,630,752
  5. Step 5: Solve for x
    x = 264,043,050,035,630,752/713,153,794.86
  6. Step 6: Final answer
    x = 370,246,995.72

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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.