Home / 1,159,405,901.10-1,739,108,851.65-792,073,881.90

Finding the Fourth Proportional to 1,159,405,901.10, 1,739,108,851.65 and 792,073,881.90

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Solution

The fourth proportional to 1,159,405,901.10, 1,739,108,851.65 and 792,073,881.90 is: 1,188,110,822.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,405,901.10 : 1,739,108,851.65 = 792,073,881.90 : x
  2. Step 2: Convert to fraction form
    1,159,405,901.10/1,739,108,851.65 = 792,073,881.90/x
  3. Step 3: Cross multiply
    1,159,405,901.10x = 1,739,108,851.65 × 792,073,881.90
  4. Step 4: Simplify right side
    1,159,405,901.10x = 1,377,502,699,173,066,752
  5. Step 5: Solve for x
    x = 1,377,502,699,173,066,752/1,159,405,901.10
  6. Step 6: Final answer
    x = 1,188,110,822.85

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Double scale
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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.