Home / 438,315,268.46-604,706,780.02-250,154,017.07

Finding the Fourth Proportional to 438,315,268.46, 604,706,780.02 and 250,154,017.07

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Solution

The fourth proportional to 438,315,268.46, 604,706,780.02 and 250,154,017.07 is: 345,116,497.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,315,268.46 : 604,706,780.02 = 250,154,017.07 : x
  2. Step 2: Convert to fraction form
    438,315,268.46/604,706,780.02 = 250,154,017.07/x
  3. Step 3: Cross multiply
    438,315,268.46x = 604,706,780.02 × 250,154,017.07
  4. Step 4: Simplify right side
    438,315,268.46x = 151,269,830,169,956,032
  5. Step 5: Solve for x
    x = 151,269,830,169,956,032/438,315,268.46
  6. Step 6: Final answer
    x = 345,116,497.32

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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.