Home / 167,879,784,178.74-251,563,432,247.70-99,676,540,400.35

Finding the Fourth Proportional to 167,879,784,178.74, 251,563,432,247.70 and 99,676,540,400.35

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Solution

The fourth proportional to 167,879,784,178.74, 251,563,432,247.70 and 99,676,540,400.35 is: 149,362,668,890.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,879,784,178.74 : 251,563,432,247.70 = 99,676,540,400.35 : x
  2. Step 2: Convert to fraction form
    167,879,784,178.74/251,563,432,247.70 = 99,676,540,400.35/x
  3. Step 3: Cross multiply
    167,879,784,178.74x = 251,563,432,247.70 × 99,676,540,400.35
  4. Step 4: Simplify right side
    167,879,784,178.74x = 25,074,972,617,688,582,455,296
  5. Step 5: Solve for x
    x = 25,074,972,617,688,582,455,296/167,879,784,178.74
  6. Step 6: Final answer
    x = 149,362,668,890.45

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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.