Home / 108,700,665.79-163,153,154.36-56,922,432.95

Finding the Fourth Proportional to 108,700,665.79, 163,153,154.36 and 56,922,432.95

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Solution

The fourth proportional to 108,700,665.79, 163,153,154.36 and 56,922,432.95 is: 85,437,144.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,700,665.79 : 163,153,154.36 = 56,922,432.95 : x
  2. Step 2: Convert to fraction form
    108,700,665.79/163,153,154.36 = 56,922,432.95/x
  3. Step 3: Cross multiply
    108,700,665.79x = 163,153,154.36 × 56,922,432.95
  4. Step 4: Simplify right side
    108,700,665.79x = 9,287,074,489,638,102
  5. Step 5: Solve for x
    x = 9,287,074,489,638,102/108,700,665.79
  6. Step 6: Final answer
    x = 85,437,144.49

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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.