Home / 106,678,439,961.69-147,225,557,262.87-58,515,791,745.63

Finding the Fourth Proportional to 106,678,439,961.69, 147,225,557,262.87 and 58,515,791,745.63

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Solution

The fourth proportional to 106,678,439,961.69, 147,225,557,262.87 and 58,515,791,745.63 is: 80,756,899,440.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,678,439,961.69 : 147,225,557,262.87 = 58,515,791,745.63 : x
  2. Step 2: Convert to fraction form
    106,678,439,961.69/147,225,557,262.87 = 58,515,791,745.63/x
  3. Step 3: Cross multiply
    106,678,439,961.69x = 147,225,557,262.87 × 58,515,791,745.63
  4. Step 4: Simplify right side
    106,678,439,961.69x = 8,615,020,048,428,425,019,392
  5. Step 5: Solve for x
    x = 8,615,020,048,428,425,019,392/106,678,439,961.69
  6. Step 6: Final answer
    x = 80,756,899,440.25

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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.