Home / 40,724,156,399.78-61,095,027,023.10-12,396,303,061.76

Finding the Fourth Proportional to 40,724,156,399.78, 61,095,027,023.10 and 12,396,303,061.76

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Solution

The fourth proportional to 40,724,156,399.78, 61,095,027,023.10 and 12,396,303,061.76 is: 18,597,130,978.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,724,156,399.78 : 61,095,027,023.10 = 12,396,303,061.76 : x
  2. Step 2: Convert to fraction form
    40,724,156,399.78/61,095,027,023.10 = 12,396,303,061.76/x
  3. Step 3: Cross multiply
    40,724,156,399.78x = 61,095,027,023.10 × 12,396,303,061.76
  4. Step 4: Simplify right side
    40,724,156,399.78x = 757,352,470,544,458,973,184
  5. Step 5: Solve for x
    x = 757,352,470,544,458,973,184/40,724,156,399.78
  6. Step 6: Final answer
    x = 18,597,130,978.23

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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.