Home / 1,397,330,255.78-2,095,773,260.98-464,575,521.23

Finding the Fourth Proportional to 1,397,330,255.78, 2,095,773,260.98 and 464,575,521.23

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Solution

The fourth proportional to 1,397,330,255.78, 2,095,773,260.98 and 464,575,521.23 is: 696,789,431.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,397,330,255.78 : 2,095,773,260.98 = 464,575,521.23 : x
  2. Step 2: Convert to fraction form
    1,397,330,255.78/2,095,773,260.98 = 464,575,521.23/x
  3. Step 3: Cross multiply
    1,397,330,255.78x = 2,095,773,260.98 × 464,575,521.23
  4. Step 4: Simplify right side
    1,397,330,255.78x = 973,644,955,099,680,384
  5. Step 5: Solve for x
    x = 973,644,955,099,680,384/1,397,330,255.78
  6. Step 6: Final answer
    x = 696,789,431.90

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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.