Home / 262,106,140.10-393,411,152.55-132,859,688.90

Finding the Fourth Proportional to 262,106,140.10, 393,411,152.55 and 132,859,688.90

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Solution

The fourth proportional to 262,106,140.10, 393,411,152.55 and 132,859,688.90 is: 199,417,241.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,106,140.10 : 393,411,152.55 = 132,859,688.90 : x
  2. Step 2: Convert to fraction form
    262,106,140.10/393,411,152.55 = 132,859,688.90/x
  3. Step 3: Cross multiply
    262,106,140.10x = 393,411,152.55 × 132,859,688.90
  4. Step 4: Simplify right side
    262,106,140.10x = 52,268,483,337,583,448
  5. Step 5: Solve for x
    x = 52,268,483,337,583,448/262,106,140.10
  6. Step 6: Final answer
    x = 199,417,241.11

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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.