Home / 82,509,088,795.63-123,763,478,723.13-25,853,289,073.67

Finding the Fourth Proportional to 82,509,088,795.63, 123,763,478,723.13 and 25,853,289,073.67

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Solution

The fourth proportional to 82,509,088,795.63, 123,763,478,723.13 and 25,853,289,073.67 is: 38,779,885,208.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,509,088,795.63 : 123,763,478,723.13 = 25,853,289,073.67 : x
  2. Step 2: Convert to fraction form
    82,509,088,795.63/123,763,478,723.13 = 25,853,289,073.67/x
  3. Step 3: Cross multiply
    82,509,088,795.63x = 123,763,478,723.13 × 25,853,289,073.67
  4. Step 4: Simplify right side
    82,509,088,795.63x = 3,199,692,992,192,457,998,336
  5. Step 5: Solve for x
    x = 3,199,692,992,192,457,998,336/82,509,088,795.63
  6. Step 6: Final answer
    x = 38,779,885,208.99

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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.