Home / 6,168,417,772,912.40-8,512,302,009,460.40-3,390,520,618,900.80

Finding the Fourth Proportional to 6,168,417,772,912.40, 8,512,302,009,460.40 and 3,390,520,618,900.80

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Solution

The fourth proportional to 6,168,417,772,912.40, 8,512,302,009,460.40 and 3,390,520,618,900.80 is: 4,678,855,508,802.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,168,417,772,912.40 : 8,512,302,009,460.40 = 3,390,520,618,900.80 : x
  2. Step 2: Convert to fraction form
    6,168,417,772,912.40/8,512,302,009,460.40 = 3,390,520,618,900.80/x
  3. Step 3: Cross multiply
    6,168,417,772,912.40x = 8,512,302,009,460.40 × 3,390,520,618,900.80
  4. Step 4: Simplify right side
    6,168,417,772,912.40x = 28,861,135,477,386,200,645,369,856
  5. Step 5: Solve for x
    x = 28,861,135,477,386,200,645,369,856/6,168,417,772,912.40
  6. Step 6: Final answer
    x = 4,678,855,508,802.46

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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.