Home / 108,700,712.88-163,153,225.02-56,922,480.12

Finding the Fourth Proportional to 108,700,712.88, 163,153,225.02 and 56,922,480.12

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Solution

The fourth proportional to 108,700,712.88, 163,153,225.02 and 56,922,480.12 is: 85,437,215.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,700,712.88 : 163,153,225.02 = 56,922,480.12 : x
  2. Step 2: Convert to fraction form
    108,700,712.88/163,153,225.02 = 56,922,480.12/x
  3. Step 3: Cross multiply
    108,700,712.88x = 163,153,225.02 × 56,922,480.12
  4. Step 4: Simplify right side
    108,700,712.88x = 9,287,086,207,714,836
  5. Step 5: Solve for x
    x = 9,287,086,207,714,836/108,700,712.88
  6. Step 6: Final answer
    x = 85,437,215.28

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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.