Home / 140,962,337.70-211,443,506.55-102,698,585.70

Finding the Fourth Proportional to 140,962,337.70, 211,443,506.55 and 102,698,585.70

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Solution

The fourth proportional to 140,962,337.70, 211,443,506.55 and 102,698,585.70 is: 154,047,878.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,962,337.70 : 211,443,506.55 = 102,698,585.70 : x
  2. Step 2: Convert to fraction form
    140,962,337.70/211,443,506.55 = 102,698,585.70/x
  3. Step 3: Cross multiply
    140,962,337.70x = 211,443,506.55 × 102,698,585.70
  4. Step 4: Simplify right side
    140,962,337.70x = 21,714,949,078,133,688
  5. Step 5: Solve for x
    x = 21,714,949,078,133,688/140,962,337.70
  6. Step 6: Final answer
    x = 154,047,878.55

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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.