Home / 10,255,395,806.56-15,400,698,048.36-6,294,737,319.40

Finding the Fourth Proportional to 10,255,395,806.56, 15,400,698,048.36 and 6,294,737,319.40

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Solution

The fourth proportional to 10,255,395,806.56, 15,400,698,048.36 and 6,294,737,319.40 is: 9,452,911,479.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,255,395,806.56 : 15,400,698,048.36 = 6,294,737,319.40 : x
  2. Step 2: Convert to fraction form
    10,255,395,806.56/15,400,698,048.36 = 6,294,737,319.40/x
  3. Step 3: Cross multiply
    10,255,395,806.56x = 15,400,698,048.36 × 6,294,737,319.40
  4. Step 4: Simplify right side
    10,255,395,806.56x = 96,943,348,749,814,611,968
  5. Step 5: Solve for x
    x = 96,943,348,749,814,611,968/10,255,395,806.56
  6. Step 6: Final answer
    x = 9,452,911,479.81

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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.