Home / 127,182,698.07-175,550,184.05-74,273,677.67

Finding the Fourth Proportional to 127,182,698.07, 175,550,184.05 and 74,273,677.67

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Solution

The fourth proportional to 127,182,698.07, 175,550,184.05 and 74,273,677.67 is: 102,519,902.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,182,698.07 : 175,550,184.05 = 74,273,677.67 : x
  2. Step 2: Convert to fraction form
    127,182,698.07/175,550,184.05 = 74,273,677.67/x
  3. Step 3: Cross multiply
    127,182,698.07x = 175,550,184.05 × 74,273,677.67
  4. Step 4: Simplify right side
    127,182,698.07x = 13,038,757,783,975,442
  5. Step 5: Solve for x
    x = 13,038,757,783,975,442/127,182,698.07
  6. Step 6: Final answer
    x = 102,519,902.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.