Home / 105,011,187,856.96-144,915,446,325.96-57,487,607,872.96

Finding the Fourth Proportional to 105,011,187,856.96, 144,915,446,325.96 and 57,487,607,872.96

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Solution

The fourth proportional to 105,011,187,856.96, 144,915,446,325.96 and 57,487,607,872.96 is: 79,332,902,742.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,011,187,856.96 : 144,915,446,325.96 = 57,487,607,872.96 : x
  2. Step 2: Convert to fraction form
    105,011,187,856.96/144,915,446,325.96 = 57,487,607,872.96/x
  3. Step 3: Cross multiply
    105,011,187,856.96x = 144,915,446,325.96 × 57,487,607,872.96
  4. Step 4: Simplify right side
    105,011,187,856.96x = 8,330,842,353,122,348,630,016
  5. Step 5: Solve for x
    x = 8,330,842,353,122,348,630,016/105,011,187,856.96
  6. Step 6: Final answer
    x = 79,332,902,742.42

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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.