Home / 369,742,438,893.03-554,226,569,949.51-154,734,169,184.80

Finding the Fourth Proportional to 369,742,438,893.03, 554,226,569,949.51 and 154,734,169,184.80

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Solution

The fourth proportional to 369,742,438,893.03, 554,226,569,949.51 and 154,734,169,184.80 is: 231,939,260,470.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,742,438,893.03 : 554,226,569,949.51 = 154,734,169,184.80 : x
  2. Step 2: Convert to fraction form
    369,742,438,893.03/554,226,569,949.51 = 154,734,169,184.80/x
  3. Step 3: Cross multiply
    369,742,438,893.03x = 554,226,569,949.51 × 154,734,169,184.80
  4. Step 4: Simplify right side
    369,742,438,893.03x = 85,757,787,841,278,865,571,840
  5. Step 5: Solve for x
    x = 85,757,787,841,278,865,571,840/369,742,438,893.03
  6. Step 6: Final answer
    x = 231,939,260,470.15

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Double scale
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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.