Home / 120,724,202.52-166,635,527.40-70,501,968.29

Finding the Fourth Proportional to 120,724,202.52, 166,635,527.40 and 70,501,968.29

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Solution

The fourth proportional to 120,724,202.52, 166,635,527.40 and 70,501,968.29 is: 97,313,814.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,724,202.52 : 166,635,527.40 = 70,501,968.29 : x
  2. Step 2: Convert to fraction form
    120,724,202.52/166,635,527.40 = 70,501,968.29/x
  3. Step 3: Cross multiply
    120,724,202.52x = 166,635,527.40 × 70,501,968.29
  4. Step 4: Simplify right side
    120,724,202.52x = 11,748,132,668,742,228
  5. Step 5: Solve for x
    x = 11,748,132,668,742,228/120,724,202.52
  6. Step 6: Final answer
    x = 97,313,814.66

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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.