Home / 393,371,837.70-590,057,756.55-373,216,445.70

Finding the Fourth Proportional to 393,371,837.70, 590,057,756.55 and 373,216,445.70

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Solution

The fourth proportional to 393,371,837.70, 590,057,756.55 and 373,216,445.70 is: 559,824,668.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,371,837.70 : 590,057,756.55 = 373,216,445.70 : x
  2. Step 2: Convert to fraction form
    393,371,837.70/590,057,756.55 = 373,216,445.70/x
  3. Step 3: Cross multiply
    393,371,837.70x = 590,057,756.55 × 373,216,445.70
  4. Step 4: Simplify right side
    393,371,837.70x = 220,219,258,657,306,880
  5. Step 5: Solve for x
    x = 220,219,258,657,306,880/393,371,837.70
  6. Step 6: Final answer
    x = 559,824,668.55

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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.