Home / 28,698,804,928.10-43,048,207,392.15-7,739,356,473.20

Finding the Fourth Proportional to 28,698,804,928.10, 43,048,207,392.15 and 7,739,356,473.20

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Solution

The fourth proportional to 28,698,804,928.10, 43,048,207,392.15 and 7,739,356,473.20 is: 11,609,034,709.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,698,804,928.10 : 43,048,207,392.15 = 7,739,356,473.20 : x
  2. Step 2: Convert to fraction form
    28,698,804,928.10/43,048,207,392.15 = 7,739,356,473.20/x
  3. Step 3: Cross multiply
    28,698,804,928.10x = 43,048,207,392.15 × 7,739,356,473.20
  4. Step 4: Simplify right side
    28,698,804,928.10x = 333,165,422,540,092,211,200
  5. Step 5: Solve for x
    x = 333,165,422,540,092,211,200/28,698,804,928.10
  6. Step 6: Final answer
    x = 11,609,034,709.80

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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.