Home / 68,677,632,001.80-103,016,448,002.70-57,657,671,425.80

Finding the Fourth Proportional to 68,677,632,001.80, 103,016,448,002.70 and 57,657,671,425.80

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Solution

The fourth proportional to 68,677,632,001.80, 103,016,448,002.70 and 57,657,671,425.80 is: 86,486,507,138.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,677,632,001.80 : 103,016,448,002.70 = 57,657,671,425.80 : x
  2. Step 2: Convert to fraction form
    68,677,632,001.80/103,016,448,002.70 = 57,657,671,425.80/x
  3. Step 3: Cross multiply
    68,677,632,001.80x = 103,016,448,002.70 × 57,657,671,425.80
  4. Step 4: Simplify right side
    68,677,632,001.80x = 5,939,688,510,392,687,919,104
  5. Step 5: Solve for x
    x = 5,939,688,510,392,687,919,104/68,677,632,001.80
  6. Step 6: Final answer
    x = 86,486,507,138.70

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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.