Home / 245,470,258.53-338,756,131.70-133,968,255.50

Finding the Fourth Proportional to 245,470,258.53, 338,756,131.70 and 133,968,255.50

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Solution

The fourth proportional to 245,470,258.53, 338,756,131.70 and 133,968,255.50 is: 184,880,108.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,470,258.53 : 338,756,131.70 = 133,968,255.50 : x
  2. Step 2: Convert to fraction form
    245,470,258.53/338,756,131.70 = 133,968,255.50/x
  3. Step 3: Cross multiply
    245,470,258.53x = 338,756,131.70 × 133,968,255.50
  4. Step 4: Simplify right side
    245,470,258.53x = 45,382,568,001,413,632
  5. Step 5: Solve for x
    x = 45,382,568,001,413,632/245,470,258.53
  6. Step 6: Final answer
    x = 184,880,108.38

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1.5x scale

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.