Home / 1,140,317,901-1,573,638,703.92-618,797,133

Finding the Fourth Proportional to 1,140,317,901, 1,573,638,703.92 and 618,797,133

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Solution

The fourth proportional to 1,140,317,901, 1,573,638,703.92 and 618,797,133 is: 853,940,043.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,317,901 : 1,573,638,703.92 = 618,797,133 : x
  2. Step 2: Convert to fraction form
    1,140,317,901/1,573,638,703.92 = 618,797,133/x
  3. Step 3: Cross multiply
    1,140,317,901x = 1,573,638,703.92 × 618,797,133
  4. Step 4: Simplify right side
    1,140,317,901x = 973,763,118,363,531,904
  5. Step 5: Solve for x
    x = 973,763,118,363,531,904/1,140,317,901
  6. Step 6: Final answer
    x = 853,940,043.83

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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.