Home / 127,651,392,048.40-191,477,088,072.60-61,531,628,592.40

Finding the Fourth Proportional to 127,651,392,048.40, 191,477,088,072.60 and 61,531,628,592.40

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Solution

The fourth proportional to 127,651,392,048.40, 191,477,088,072.60 and 61,531,628,592.40 is: 92,297,442,888.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,651,392,048.40 : 191,477,088,072.60 = 61,531,628,592.40 : x
  2. Step 2: Convert to fraction form
    127,651,392,048.40/191,477,088,072.60 = 61,531,628,592.40/x
  3. Step 3: Cross multiply
    127,651,392,048.40x = 191,477,088,072.60 × 61,531,628,592.40
  4. Step 4: Simplify right side
    127,651,392,048.40x = 11,781,897,067,237,486,886,912
  5. Step 5: Solve for x
    x = 11,781,897,067,237,486,886,912/127,651,392,048.40
  6. Step 6: Final answer
    x = 92,297,442,888.60

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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.