Home / 155,927,219.20-233,890,828.80-107,554,278.40

Finding the Fourth Proportional to 155,927,219.20, 233,890,828.80 and 107,554,278.40

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Solution

The fourth proportional to 155,927,219.20, 233,890,828.80 and 107,554,278.40 is: 161,331,417.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,927,219.20 : 233,890,828.80 = 107,554,278.40 : x
  2. Step 2: Convert to fraction form
    155,927,219.20/233,890,828.80 = 107,554,278.40/x
  3. Step 3: Cross multiply
    155,927,219.20x = 233,890,828.80 × 107,554,278.40
  4. Step 4: Simplify right side
    155,927,219.20x = 25,155,959,315,961,940
  5. Step 5: Solve for x
    x = 25,155,959,315,961,940/155,927,219.20
  6. Step 6: Final answer
    x = 161,331,417.60

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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.