Home / 1,003,528,254.85-1,505,292,382.28-745,247,928.85

Finding the Fourth Proportional to 1,003,528,254.85, 1,505,292,382.28 and 745,247,928.85

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Solution

The fourth proportional to 1,003,528,254.85, 1,505,292,382.28 and 745,247,928.85 is: 1,117,871,893.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,528,254.85 : 1,505,292,382.28 = 745,247,928.85 : x
  2. Step 2: Convert to fraction form
    1,003,528,254.85/1,505,292,382.28 = 745,247,928.85/x
  3. Step 3: Cross multiply
    1,003,528,254.85x = 1,505,292,382.28 × 745,247,928.85
  4. Step 4: Simplify right side
    1,003,528,254.85x = 1,121,816,030,204,126,336
  5. Step 5: Solve for x
    x = 1,121,816,030,204,126,336/1,003,528,254.85
  6. Step 6: Final answer
    x = 1,117,871,893.28

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Double scale
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1.5x scale

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.