Home / 852,984,051.02-1,279,476,076.56-698,015,855.42

Finding the Fourth Proportional to 852,984,051.02, 1,279,476,076.56 and 698,015,855.42

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Solution

The fourth proportional to 852,984,051.02, 1,279,476,076.56 and 698,015,855.42 is: 1,047,023,783.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,984,051.02 : 1,279,476,076.56 = 698,015,855.42 : x
  2. Step 2: Convert to fraction form
    852,984,051.02/1,279,476,076.56 = 698,015,855.42/x
  3. Step 3: Cross multiply
    852,984,051.02x = 1,279,476,076.56 × 698,015,855.42
  4. Step 4: Simplify right side
    852,984,051.02x = 893,094,588,069,453,696
  5. Step 5: Solve for x
    x = 893,094,588,069,453,696/852,984,051.02
  6. Step 6: Final answer
    x = 1,047,023,783.15

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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.