Home / 262,224,208.80-393,336,313.20-89,685,655.20

Finding the Fourth Proportional to 262,224,208.80, 393,336,313.20 and 89,685,655.20

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Solution

The fourth proportional to 262,224,208.80, 393,336,313.20 and 89,685,655.20 is: 134,528,482.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,224,208.80 : 393,336,313.20 = 89,685,655.20 : x
  2. Step 2: Convert to fraction form
    262,224,208.80/393,336,313.20 = 89,685,655.20/x
  3. Step 3: Cross multiply
    262,224,208.80x = 393,336,313.20 × 89,685,655.20
  4. Step 4: Simplify right side
    262,224,208.80x = 35,276,624,963,294,408
  5. Step 5: Solve for x
    x = 35,276,624,963,294,408/262,224,208.80
  6. Step 6: Final answer
    x = 134,528,482.80

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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.