Home / 26,306,430,128.80-39,459,645,193.20-20,727,575,087.20

Finding the Fourth Proportional to 26,306,430,128.80, 39,459,645,193.20 and 20,727,575,087.20

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Solution

The fourth proportional to 26,306,430,128.80, 39,459,645,193.20 and 20,727,575,087.20 is: 31,091,362,630.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,306,430,128.80 : 39,459,645,193.20 = 20,727,575,087.20 : x
  2. Step 2: Convert to fraction form
    26,306,430,128.80/39,459,645,193.20 = 20,727,575,087.20/x
  3. Step 3: Cross multiply
    26,306,430,128.80x = 39,459,645,193.20 × 20,727,575,087.20
  4. Step 4: Simplify right side
    26,306,430,128.80x = 817,902,758,656,323,485,696
  5. Step 5: Solve for x
    x = 817,902,758,656,323,485,696/26,306,430,128.80
  6. Step 6: Final answer
    x = 31,091,362,630.80

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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.