Home / 877,008,528.54-1,315,410,391.80-352,356,392.07

Finding the Fourth Proportional to 877,008,528.54, 1,315,410,391.80 and 352,356,392.07

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Solution

The fourth proportional to 877,008,528.54, 1,315,410,391.80 and 352,356,392.07 is: 528,493,446.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,008,528.54 : 1,315,410,391.80 = 352,356,392.07 : x
  2. Step 2: Convert to fraction form
    877,008,528.54/1,315,410,391.80 = 352,356,392.07/x
  3. Step 3: Cross multiply
    877,008,528.54x = 1,315,410,391.80 × 352,356,392.07
  4. Step 4: Simplify right side
    877,008,528.54x = 463,493,259,746,033,088
  5. Step 5: Solve for x
    x = 463,493,259,746,033,088/877,008,528.54
  6. Step 6: Final answer
    x = 528,493,446.37

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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.