Home / 1,402,269,485.50-1,935,188,868.63-775,727,111.26

Finding the Fourth Proportional to 1,402,269,485.50, 1,935,188,868.63 and 775,727,111.26

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Solution

The fourth proportional to 1,402,269,485.50, 1,935,188,868.63 and 775,727,111.26 is: 1,070,534,933.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,402,269,485.50 : 1,935,188,868.63 = 775,727,111.26 : x
  2. Step 2: Convert to fraction form
    1,402,269,485.50/1,935,188,868.63 = 775,727,111.26/x
  3. Step 3: Cross multiply
    1,402,269,485.50x = 1,935,188,868.63 × 775,727,111.26
  4. Step 4: Simplify right side
    1,402,269,485.50x = 1,501,178,470,804,857,600
  5. Step 5: Solve for x
    x = 1,501,178,470,804,857,600/1,402,269,485.50
  6. Step 6: Final answer
    x = 1,070,534,933.78

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Double scale
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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.