Home / 52,505,593,931.48-72,457,723,167.12-28,743,803,939.48

Finding the Fourth Proportional to 52,505,593,931.48, 72,457,723,167.12 and 28,743,803,939.48

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Solution

The fourth proportional to 52,505,593,931.48, 72,457,723,167.12 and 28,743,803,939.48 is: 39,666,451,375.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,505,593,931.48 : 72,457,723,167.12 = 28,743,803,939.48 : x
  2. Step 2: Convert to fraction form
    52,505,593,931.48/72,457,723,167.12 = 28,743,803,939.48/x
  3. Step 3: Cross multiply
    52,505,593,931.48x = 72,457,723,167.12 × 28,743,803,939.48
  4. Step 4: Simplify right side
    52,505,593,931.48x = 2,082,710,588,616,814,886,912
  5. Step 5: Solve for x
    x = 2,082,710,588,616,814,886,912/52,505,593,931.48
  6. Step 6: Final answer
    x = 39,666,451,375.35

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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.