Home / 548,925,345.48-757,516,980.70-301,406,699.80

Finding the Fourth Proportional to 548,925,345.48, 757,516,980.70 and 301,406,699.80

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Solution

The fourth proportional to 548,925,345.48, 757,516,980.70 and 301,406,699.80 is: 415,941,247.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,925,345.48 : 757,516,980.70 = 301,406,699.80 : x
  2. Step 2: Convert to fraction form
    548,925,345.48/757,516,980.70 = 301,406,699.80/x
  3. Step 3: Cross multiply
    548,925,345.48x = 757,516,980.70 × 301,406,699.80
  4. Step 4: Simplify right side
    548,925,345.48x = 228,320,693,195,247,328
  5. Step 5: Solve for x
    x = 228,320,693,195,247,328/548,925,345.48
  6. Step 6: Final answer
    x = 415,941,247.89

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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.