Home / 118,346,729.10-177,520,093.65-105,497,666.70

Finding the Fourth Proportional to 118,346,729.10, 177,520,093.65 and 105,497,666.70

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Solution

The fourth proportional to 118,346,729.10, 177,520,093.65 and 105,497,666.70 is: 158,246,500.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,346,729.10 : 177,520,093.65 = 105,497,666.70 : x
  2. Step 2: Convert to fraction form
    118,346,729.10/177,520,093.65 = 105,497,666.70/x
  3. Step 3: Cross multiply
    118,346,729.10x = 177,520,093.65 × 105,497,666.70
  4. Step 4: Simplify right side
    118,346,729.10x = 18,727,955,672,440,488
  5. Step 5: Solve for x
    x = 18,727,955,672,440,488/118,346,729.10
  6. Step 6: Final answer
    x = 158,246,500.05

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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.