Home / 667,875,631.32-1,001,821,159.88-201,541,095.60

Finding the Fourth Proportional to 667,875,631.32, 1,001,821,159.88 and 201,541,095.60

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Solution

The fourth proportional to 667,875,631.32, 1,001,821,159.88 and 201,541,095.60 is: 302,313,970.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,875,631.32 : 1,001,821,159.88 = 201,541,095.60 : x
  2. Step 2: Convert to fraction form
    667,875,631.32/1,001,821,159.88 = 201,541,095.60/x
  3. Step 3: Cross multiply
    667,875,631.32x = 1,001,821,159.88 × 201,541,095.60
  4. Step 4: Simplify right side
    667,875,631.32x = 201,908,134,157,477,952
  5. Step 5: Solve for x
    x = 201,908,134,157,477,952/667,875,631.32
  6. Step 6: Final answer
    x = 302,313,970.88

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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.