Home / 156,769,344,006.40-235,154,016,009.60-140,606,735,161.60

Finding the Fourth Proportional to 156,769,344,006.40, 235,154,016,009.60 and 140,606,735,161.60

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Solution

The fourth proportional to 156,769,344,006.40, 235,154,016,009.60 and 140,606,735,161.60 is: 210,910,102,742.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,769,344,006.40 : 235,154,016,009.60 = 140,606,735,161.60 : x
  2. Step 2: Convert to fraction form
    156,769,344,006.40/235,154,016,009.60 = 140,606,735,161.60/x
  3. Step 3: Cross multiply
    156,769,344,006.40x = 235,154,016,009.60 × 140,606,735,161.60
  4. Step 4: Simplify right side
    156,769,344,006.40x = 33,064,238,451,248,475,406,336
  5. Step 5: Solve for x
    x = 33,064,238,451,248,475,406,336/156,769,344,006.40
  6. Step 6: Final answer
    x = 210,910,102,742.40

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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.