Home / 310,408,779.87-465,640,083.41-113,725,621.80

Finding the Fourth Proportional to 310,408,779.87, 465,640,083.41 and 113,725,621.80

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Solution

The fourth proportional to 310,408,779.87, 465,640,083.41 and 113,725,621.80 is: 170,598,293.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,408,779.87 : 465,640,083.41 = 113,725,621.80 : x
  2. Step 2: Convert to fraction form
    310,408,779.87/465,640,083.41 = 113,725,621.80/x
  3. Step 3: Cross multiply
    310,408,779.87x = 465,640,083.41 × 113,725,621.80
  4. Step 4: Simplify right side
    310,408,779.87x = 52,955,208,020,237,480
  5. Step 5: Solve for x
    x = 52,955,208,020,237,480/310,408,779.87
  6. Step 6: Final answer
    x = 170,598,293.14

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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.