Home / 474,749,643.60-712,059,820.52-124,966,418.58

Finding the Fourth Proportional to 474,749,643.60, 712,059,820.52 and 124,966,418.58

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Solution

The fourth proportional to 474,749,643.60, 712,059,820.52 and 124,966,418.58 is: 187,432,611.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,749,643.60 : 712,059,820.52 = 124,966,418.58 : x
  2. Step 2: Convert to fraction form
    474,749,643.60/712,059,820.52 = 124,966,418.58/x
  3. Step 3: Cross multiply
    474,749,643.60x = 712,059,820.52 × 124,966,418.58
  4. Step 4: Simplify right side
    474,749,643.60x = 88,983,565,584,477,152
  5. Step 5: Solve for x
    x = 88,983,565,584,477,152/474,749,643.60
  6. Step 6: Final answer
    x = 187,432,611.66

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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.