Home / 156,769,344,003.15-235,154,016,004.72-140,606,735,158.35

Finding the Fourth Proportional to 156,769,344,003.15, 235,154,016,004.72 and 140,606,735,158.35

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Solution

The fourth proportional to 156,769,344,003.15, 235,154,016,004.72 and 140,606,735,158.35 is: 210,910,102,737.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,769,344,003.15 : 235,154,016,004.72 = 140,606,735,158.35 : x
  2. Step 2: Convert to fraction form
    156,769,344,003.15/235,154,016,004.72 = 140,606,735,158.35/x
  3. Step 3: Cross multiply
    156,769,344,003.15x = 235,154,016,004.72 × 140,606,735,158.35
  4. Step 4: Simplify right side
    156,769,344,003.15x = 33,064,238,449,798,064,111,616
  5. Step 5: Solve for x
    x = 33,064,238,449,798,064,111,616/156,769,344,003.15
  6. Step 6: Final answer
    x = 210,910,102,737.52

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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.