Home / 168,527,612,322.67-252,791,413,599.12-77,742,168,141

Finding the Fourth Proportional to 168,527,612,322.67, 252,791,413,599.12 and 77,742,168,141

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Solution

The fourth proportional to 168,527,612,322.67, 252,791,413,599.12 and 77,742,168,141 is: 116,613,249,958.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,527,612,322.67 : 252,791,413,599.12 = 77,742,168,141 : x
  2. Step 2: Convert to fraction form
    168,527,612,322.67/252,791,413,599.12 = 77,742,168,141/x
  3. Step 3: Cross multiply
    168,527,612,322.67x = 252,791,413,599.12 × 77,742,168,141
  4. Step 4: Simplify right side
    168,527,612,322.67x = 19,652,552,580,623,859,974,144
  5. Step 5: Solve for x
    x = 19,652,552,580,623,859,974,144/168,527,612,322.67
  6. Step 6: Final answer
    x = 116,613,249,958.09

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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.