Home / 88,769,315,374.51-122,510,785,671.87-54,009,603,509.41

Finding the Fourth Proportional to 88,769,315,374.51, 122,510,785,671.87 and 54,009,603,509.41

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Solution

The fourth proportional to 88,769,315,374.51, 122,510,785,671.87 and 54,009,603,509.41 is: 74,538,808,053.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,769,315,374.51 : 122,510,785,671.87 = 54,009,603,509.41 : x
  2. Step 2: Convert to fraction form
    88,769,315,374.51/122,510,785,671.87 = 54,009,603,509.41/x
  3. Step 3: Cross multiply
    88,769,315,374.51x = 122,510,785,671.87 × 54,009,603,509.41
  4. Step 4: Simplify right side
    88,769,315,374.51x = 6,616,758,959,764,006,764,544
  5. Step 5: Solve for x
    x = 6,616,758,959,764,006,764,544/88,769,315,374.51
  6. Step 6: Final answer
    x = 74,538,808,053.76

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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.