Home / 541,562,129,509.15-812,346,655,927.55-159,104,640,462.32

Finding the Fourth Proportional to 541,562,129,509.15, 812,346,655,927.55 and 159,104,640,462.32

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Solution

The fourth proportional to 541,562,129,509.15, 812,346,655,927.55 and 159,104,640,462.32 is: 238,657,977,689.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,562,129,509.15 : 812,346,655,927.55 = 159,104,640,462.32 : x
  2. Step 2: Convert to fraction form
    541,562,129,509.15/812,346,655,927.55 = 159,104,640,462.32/x
  3. Step 3: Cross multiply
    541,562,129,509.15x = 812,346,655,927.55 × 159,104,640,462.32
  4. Step 4: Simplify right side
    541,562,129,509.15x = 129,248,122,622,120,827,027,456
  5. Step 5: Solve for x
    x = 129,248,122,622,120,827,027,456/541,562,129,509.15
  6. Step 6: Final answer
    x = 238,657,977,689.96

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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.