Home / 19,430,309,239.41-29,147,242,518.32-5,455,836,963.57

Finding the Fourth Proportional to 19,430,309,239.41, 29,147,242,518.32 and 5,455,836,963.57

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Solution

The fourth proportional to 19,430,309,239.41, 29,147,242,518.32 and 5,455,836,963.57 is: 8,184,254,875.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,430,309,239.41 : 29,147,242,518.32 = 5,455,836,963.57 : x
  2. Step 2: Convert to fraction form
    19,430,309,239.41/29,147,242,518.32 = 5,455,836,963.57/x
  3. Step 3: Cross multiply
    19,430,309,239.41x = 29,147,242,518.32 × 5,455,836,963.57
  4. Step 4: Simplify right side
    19,430,309,239.41x = 159,022,603,117,562,101,760
  5. Step 5: Solve for x
    x = 159,022,603,117,562,101,760/19,430,309,239.41
  6. Step 6: Final answer
    x = 8,184,254,875.11

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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.