Home / 5,245,533,868.78-7,867,438,946.16-1,883,408,845.24

Finding the Fourth Proportional to 5,245,533,868.78, 7,867,438,946.16 and 1,883,408,845.24

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Solution

The fourth proportional to 5,245,533,868.78, 7,867,438,946.16 and 1,883,408,845.24 is: 2,824,803,818.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,245,533,868.78 : 7,867,438,946.16 = 1,883,408,845.24 : x
  2. Step 2: Convert to fraction form
    5,245,533,868.78/7,867,438,946.16 = 1,883,408,845.24/x
  3. Step 3: Cross multiply
    5,245,533,868.78x = 7,867,438,946.16 × 1,883,408,845.24
  4. Step 4: Simplify right side
    5,245,533,868.78x = 14,817,604,100,583,407,616
  5. Step 5: Solve for x
    x = 14,817,604,100,583,407,616/5,245,533,868.78
  6. Step 6: Final answer
    x = 2,824,803,818.12

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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.