Home / 229,699,812,327.71-317,013,537,844.92-130,733,138,051.58

Finding the Fourth Proportional to 229,699,812,327.71, 317,013,537,844.92 and 130,733,138,051.58

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Solution

The fourth proportional to 229,699,812,327.71, 317,013,537,844.92 and 130,733,138,051.58 is: 180,427,551,016.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,699,812,327.71 : 317,013,537,844.92 = 130,733,138,051.58 : x
  2. Step 2: Convert to fraction form
    229,699,812,327.71/317,013,537,844.92 = 130,733,138,051.58/x
  3. Step 3: Cross multiply
    229,699,812,327.71x = 317,013,537,844.92 × 130,733,138,051.58
  4. Step 4: Simplify right side
    229,699,812,327.71x = 41,444,174,607,299,702,161,408
  5. Step 5: Solve for x
    x = 41,444,174,607,299,702,161,408/229,699,812,327.71
  6. Step 6: Final answer
    x = 180,427,551,016.77

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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.