Home / 3,402,783,010.40-5,104,174,515.60-2,858,587,426.40

Finding the Fourth Proportional to 3,402,783,010.40, 5,104,174,515.60 and 2,858,587,426.40

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Solution

The fourth proportional to 3,402,783,010.40, 5,104,174,515.60 and 2,858,587,426.40 is: 4,287,881,139.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,402,783,010.40 : 5,104,174,515.60 = 2,858,587,426.40 : x
  2. Step 2: Convert to fraction form
    3,402,783,010.40/5,104,174,515.60 = 2,858,587,426.40/x
  3. Step 3: Cross multiply
    3,402,783,010.40x = 5,104,174,515.60 × 2,858,587,426.40
  4. Step 4: Simplify right side
    3,402,783,010.40x = 14,590,729,092,445,472,768
  5. Step 5: Solve for x
    x = 14,590,729,092,445,472,768/3,402,783,010.40
  6. Step 6: Final answer
    x = 4,287,881,139.60

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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.