Home / 49,408,031.80-74,112,047.70-46,636,665.40

Finding the Fourth Proportional to 49,408,031.80, 74,112,047.70 and 46,636,665.40

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Solution

The fourth proportional to 49,408,031.80, 74,112,047.70 and 46,636,665.40 is: 69,954,998.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,408,031.80 : 74,112,047.70 = 46,636,665.40 : x
  2. Step 2: Convert to fraction form
    49,408,031.80/74,112,047.70 = 46,636,665.40/x
  3. Step 3: Cross multiply
    49,408,031.80x = 74,112,047.70 × 46,636,665.40
  4. Step 4: Simplify right side
    49,408,031.80x = 3,456,338,770,693,739.50
  5. Step 5: Solve for x
    x = 3,456,338,770,693,739.50/49,408,031.80
  6. Step 6: Final answer
    x = 69,954,998.10

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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.