Home / 140,211,124.70-210,316,687.05-116,323,252.70

Finding the Fourth Proportional to 140,211,124.70, 210,316,687.05 and 116,323,252.70

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Solution

The fourth proportional to 140,211,124.70, 210,316,687.05 and 116,323,252.70 is: 174,484,879.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,211,124.70 : 210,316,687.05 = 116,323,252.70 : x
  2. Step 2: Convert to fraction form
    140,211,124.70/210,316,687.05 = 116,323,252.70/x
  3. Step 3: Cross multiply
    140,211,124.70x = 210,316,687.05 × 116,323,252.70
  4. Step 4: Simplify right side
    140,211,124.70x = 24,464,721,134,743,968
  5. Step 5: Solve for x
    x = 24,464,721,134,743,968/140,211,124.70
  6. Step 6: Final answer
    x = 174,484,879.05

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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.