Home / 1,174,140,818.57-1,618,793,487.47-760,477,702.92

Finding the Fourth Proportional to 1,174,140,818.57, 1,618,793,487.47 and 760,477,702.92

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Solution

The fourth proportional to 1,174,140,818.57, 1,618,793,487.47 and 760,477,702.92 is: 1,048,474,197.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,140,818.57 : 1,618,793,487.47 = 760,477,702.92 : x
  2. Step 2: Convert to fraction form
    1,174,140,818.57/1,618,793,487.47 = 760,477,702.92/x
  3. Step 3: Cross multiply
    1,174,140,818.57x = 1,618,793,487.47 × 760,477,702.92
  4. Step 4: Simplify right side
    1,174,140,818.57x = 1,231,056,352,858,819,584
  5. Step 5: Solve for x
    x = 1,231,056,352,858,819,584/1,174,140,818.57
  6. Step 6: Final answer
    x = 1,048,474,197.81

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Double scale
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1.5x scale

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.