Home / 852,484,338.40-1,278,166,635.60-334,602,738.40

Finding the Fourth Proportional to 852,484,338.40, 1,278,166,635.60 and 334,602,738.40

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Solution

The fourth proportional to 852,484,338.40, 1,278,166,635.60 and 334,602,738.40 is: 501,684,356.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,484,338.40 : 1,278,166,635.60 = 334,602,738.40 : x
  2. Step 2: Convert to fraction form
    852,484,338.40/1,278,166,635.60 = 334,602,738.40/x
  3. Step 3: Cross multiply
    852,484,338.40x = 1,278,166,635.60 × 334,602,738.40
  4. Step 4: Simplify right side
    852,484,338.40x = 427,678,056,403,274,880
  5. Step 5: Solve for x
    x = 427,678,056,403,274,880/852,484,338.40
  6. Step 6: Final answer
    x = 501,684,356.11

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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.