Home / 1,009,021,801.82-1,513,611,937.73-272,080,611.63

Finding the Fourth Proportional to 1,009,021,801.82, 1,513,611,937.73 and 272,080,611.63

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Solution

The fourth proportional to 1,009,021,801.82, 1,513,611,937.73 and 272,080,611.63 is: 408,142,283.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,021,801.82 : 1,513,611,937.73 = 272,080,611.63 : x
  2. Step 2: Convert to fraction form
    1,009,021,801.82/1,513,611,937.73 = 272,080,611.63/x
  3. Step 3: Cross multiply
    1,009,021,801.82x = 1,513,611,937.73 × 272,080,611.63
  4. Step 4: Simplify right side
    1,009,021,801.82x = 411,824,461,788,728,064
  5. Step 5: Solve for x
    x = 411,824,461,788,728,064/1,009,021,801.82
  6. Step 6: Final answer
    x = 408,142,283.00

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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.