Home / 360,876,255.12-498,014,009.64-195,865,802.64

Finding the Fourth Proportional to 360,876,255.12, 498,014,009.64 and 195,865,802.64

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Solution

The fourth proportional to 360,876,255.12, 498,014,009.64 and 195,865,802.64 is: 270,297,400.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,876,255.12 : 498,014,009.64 = 195,865,802.64 : x
  2. Step 2: Convert to fraction form
    360,876,255.12/498,014,009.64 = 195,865,802.64/x
  3. Step 3: Cross multiply
    360,876,255.12x = 498,014,009.64 × 195,865,802.64
  4. Step 4: Simplify right side
    360,876,255.12x = 97,543,913,724,103,280
  5. Step 5: Solve for x
    x = 97,543,913,724,103,280/360,876,255.12
  6. Step 6: Final answer
    x = 270,297,400.67

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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.