Home / 554,898,474.32-765,759,628.38-331,880,152.10

Finding the Fourth Proportional to 554,898,474.32, 765,759,628.38 and 331,880,152.10

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Solution

The fourth proportional to 554,898,474.32, 765,759,628.38 and 331,880,152.10 is: 457,994,450.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,898,474.32 : 765,759,628.38 = 331,880,152.10 : x
  2. Step 2: Convert to fraction form
    554,898,474.32/765,759,628.38 = 331,880,152.10/x
  3. Step 3: Cross multiply
    554,898,474.32x = 765,759,628.38 × 331,880,152.10
  4. Step 4: Simplify right side
    554,898,474.32x = 254,140,421,938,793,888
  5. Step 5: Solve for x
    x = 254,140,421,938,793,888/554,898,474.32
  6. Step 6: Final answer
    x = 457,994,450.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.