Home / 19,430,309,235.16-29,147,242,511.94-5,455,836,959.32

Finding the Fourth Proportional to 19,430,309,235.16, 29,147,242,511.94 and 5,455,836,959.32

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Solution

The fourth proportional to 19,430,309,235.16, 29,147,242,511.94 and 5,455,836,959.32 is: 8,184,254,868.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,430,309,235.16 : 29,147,242,511.94 = 5,455,836,959.32 : x
  2. Step 2: Convert to fraction form
    19,430,309,235.16/29,147,242,511.94 = 5,455,836,959.32/x
  3. Step 3: Cross multiply
    19,430,309,235.16x = 29,147,242,511.94 × 5,455,836,959.32
  4. Step 4: Simplify right side
    19,430,309,235.16x = 159,022,602,958,905,344,000
  5. Step 5: Solve for x
    x = 159,022,602,958,905,344,000/19,430,309,235.16
  6. Step 6: Final answer
    x = 8,184,254,868.74

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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.