Home / 369,742,438,895.52-554,226,569,953.25-154,734,169,187.30

Finding the Fourth Proportional to 369,742,438,895.52, 554,226,569,953.25 and 154,734,169,187.30

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Solution

The fourth proportional to 369,742,438,895.52, 554,226,569,953.25 and 154,734,169,187.30 is: 231,939,260,473.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,742,438,895.52 : 554,226,569,953.25 = 154,734,169,187.30 : x
  2. Step 2: Convert to fraction form
    369,742,438,895.52/554,226,569,953.25 = 154,734,169,187.30/x
  3. Step 3: Cross multiply
    369,742,438,895.52x = 554,226,569,953.25 × 154,734,169,187.30
  4. Step 4: Simplify right side
    369,742,438,895.52x = 85,757,787,843,243,142,021,120
  5. Step 5: Solve for x
    x = 85,757,787,843,243,142,021,120/369,742,438,895.52
  6. Step 6: Final answer
    x = 231,939,260,473.90

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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.