Home / 834,978,886.02-1,152,239,294.88-463,724,832.24

Finding the Fourth Proportional to 834,978,886.02, 1,152,239,294.88 and 463,724,832.24

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Solution

The fourth proportional to 834,978,886.02, 1,152,239,294.88 and 463,724,832.24 is: 639,922,736.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,978,886.02 : 1,152,239,294.88 = 463,724,832.24 : x
  2. Step 2: Convert to fraction form
    834,978,886.02/1,152,239,294.88 = 463,724,832.24/x
  3. Step 3: Cross multiply
    834,978,886.02x = 1,152,239,294.88 × 463,724,832.24
  4. Step 4: Simplify right side
    834,978,886.02x = 534,321,973,718,563,968
  5. Step 5: Solve for x
    x = 534,321,973,718,563,968/834,978,886.02
  6. Step 6: Final answer
    x = 639,922,736.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.