Home / 541,562,129,509.63-812,346,655,928.32-159,104,640,462.82

Finding the Fourth Proportional to 541,562,129,509.63, 812,346,655,928.32 and 159,104,640,462.82

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Solution

The fourth proportional to 541,562,129,509.63, 812,346,655,928.32 and 159,104,640,462.82 is: 238,657,977,690.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,562,129,509.63 : 812,346,655,928.32 = 159,104,640,462.82 : x
  2. Step 2: Convert to fraction form
    541,562,129,509.63/812,346,655,928.32 = 159,104,640,462.82/x
  3. Step 3: Cross multiply
    541,562,129,509.63x = 812,346,655,928.32 × 159,104,640,462.82
  4. Step 4: Simplify right side
    541,562,129,509.63x = 129,248,122,622,649,493,880,832
  5. Step 5: Solve for x
    x = 129,248,122,622,649,493,880,832/541,562,129,509.63
  6. Step 6: Final answer
    x = 238,657,977,690.72

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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.