Home / 348,968,051,539.55-522,719,025,927.35-221,417,088,001.20

Finding the Fourth Proportional to 348,968,051,539.55, 522,719,025,927.35 and 221,417,088,001.20

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Solution

The fourth proportional to 348,968,051,539.55, 522,719,025,927.35 and 221,417,088,001.20 is: 331,660,517,497.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,968,051,539.55 : 522,719,025,927.35 = 221,417,088,001.20 : x
  2. Step 2: Convert to fraction form
    348,968,051,539.55/522,719,025,927.35 = 221,417,088,001.20/x
  3. Step 3: Cross multiply
    348,968,051,539.55x = 522,719,025,927.35 × 221,417,088,001.20
  4. Step 4: Simplify right side
    348,968,051,539.55x = 115,738,924,563,657,606,037,504
  5. Step 5: Solve for x
    x = 115,738,924,563,657,606,037,504/348,968,051,539.55
  6. Step 6: Final answer
    x = 331,660,517,497.38

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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.