Home / 155,385,920.80-233,109,985.20-46,210,880.80

Finding the Fourth Proportional to 155,385,920.80, 233,109,985.20 and 46,210,880.80

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Solution

The fourth proportional to 155,385,920.80, 233,109,985.20 and 46,210,880.80 is: 69,325,571.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,385,920.80 : 233,109,985.20 = 46,210,880.80 : x
  2. Step 2: Convert to fraction form
    155,385,920.80/233,109,985.20 = 46,210,880.80/x
  3. Step 3: Cross multiply
    155,385,920.80x = 233,109,985.20 × 46,210,880.80
  4. Step 4: Simplify right side
    155,385,920.80x = 10,772,217,739,366,962
  5. Step 5: Solve for x
    x = 10,772,217,739,366,962/155,385,920.80
  6. Step 6: Final answer
    x = 69,325,571.35

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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.