Home / 105,478,484.22-158,263,194.06-56,946,701.61

Finding the Fourth Proportional to 105,478,484.22, 158,263,194.06 and 56,946,701.61

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Solution

The fourth proportional to 105,478,484.22, 158,263,194.06 and 56,946,701.61 is: 85,444,599.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,478,484.22 : 158,263,194.06 = 56,946,701.61 : x
  2. Step 2: Convert to fraction form
    105,478,484.22/158,263,194.06 = 56,946,701.61/x
  3. Step 3: Cross multiply
    105,478,484.22x = 158,263,194.06 × 56,946,701.61
  4. Step 4: Simplify right side
    105,478,484.22x = 9,012,566,887,980,344
  5. Step 5: Solve for x
    x = 9,012,566,887,980,344/105,478,484.22
  6. Step 6: Final answer
    x = 85,444,599.95

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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.