Home / 118,045,798.70-177,068,698.05-105,610,079.30

Finding the Fourth Proportional to 118,045,798.70, 177,068,698.05 and 105,610,079.30

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Solution

The fourth proportional to 118,045,798.70, 177,068,698.05 and 105,610,079.30 is: 158,415,118.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,045,798.70 : 177,068,698.05 = 105,610,079.30 : x
  2. Step 2: Convert to fraction form
    118,045,798.70/177,068,698.05 = 105,610,079.30/x
  3. Step 3: Cross multiply
    118,045,798.70x = 177,068,698.05 × 105,610,079.30
  4. Step 4: Simplify right side
    118,045,798.70x = 18,700,239,242,608,256
  5. Step 5: Solve for x
    x = 18,700,239,242,608,256/118,045,798.70
  6. Step 6: Final answer
    x = 158,415,118.95

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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.