Home / 155,525,920.40-233,288,880.60-53,255,968.40

Finding the Fourth Proportional to 155,525,920.40, 233,288,880.60 and 53,255,968.40

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Solution

The fourth proportional to 155,525,920.40, 233,288,880.60 and 53,255,968.40 is: 79,883,952.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,525,920.40 : 233,288,880.60 = 53,255,968.40 : x
  2. Step 2: Convert to fraction form
    155,525,920.40/233,288,880.60 = 53,255,968.40/x
  3. Step 3: Cross multiply
    155,525,920.40x = 233,288,880.60 × 53,255,968.40
  4. Step 4: Simplify right side
    155,525,920.40x = 12,424,025,253,304,972
  5. Step 5: Solve for x
    x = 12,424,025,253,304,972/155,525,920.40
  6. Step 6: Final answer
    x = 79,883,952.60

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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.