Home / 70,328,895.60-97,022,961.06-42,436,048.64

Finding the Fourth Proportional to 70,328,895.60, 97,022,961.06 and 42,436,048.64

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Solution

The fourth proportional to 70,328,895.60, 97,022,961.06 and 42,436,048.64 is: 58,543,093.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,328,895.60 : 97,022,961.06 = 42,436,048.64 : x
  2. Step 2: Convert to fraction form
    70,328,895.60/97,022,961.06 = 42,436,048.64/x
  3. Step 3: Cross multiply
    70,328,895.60x = 97,022,961.06 × 42,436,048.64
  4. Step 4: Simplify right side
    70,328,895.60x = 4,117,271,094,213,769
  5. Step 5: Solve for x
    x = 4,117,271,094,213,769/70,328,895.60
  6. Step 6: Final answer
    x = 58,543,093.27

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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.