Home / 178,628,879.80-267,943,319.70-177,117,225.40

Finding the Fourth Proportional to 178,628,879.80, 267,943,319.70 and 177,117,225.40

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Solution

The fourth proportional to 178,628,879.80, 267,943,319.70 and 177,117,225.40 is: 265,675,838.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,628,879.80 : 267,943,319.70 = 177,117,225.40 : x
  2. Step 2: Convert to fraction form
    178,628,879.80/267,943,319.70 = 177,117,225.40/x
  3. Step 3: Cross multiply
    178,628,879.80x = 267,943,319.70 × 177,117,225.40
  4. Step 4: Simplify right side
    178,628,879.80x = 47,457,377,349,729,160
  5. Step 5: Solve for x
    x = 47,457,377,349,729,160/178,628,879.80
  6. Step 6: Final answer
    x = 265,675,838.10

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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.