Home / 1,268,090,953.04-1,902,737,533.80-612,674,580.08

Finding the Fourth Proportional to 1,268,090,953.04, 1,902,737,533.80 and 612,674,580.08

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Solution

The fourth proportional to 1,268,090,953.04, 1,902,737,533.80 and 612,674,580.08 is: 919,302,291.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,268,090,953.04 : 1,902,737,533.80 = 612,674,580.08 : x
  2. Step 2: Convert to fraction form
    1,268,090,953.04/1,902,737,533.80 = 612,674,580.08/x
  3. Step 3: Cross multiply
    1,268,090,953.04x = 1,902,737,533.80 × 612,674,580.08
  4. Step 4: Simplify right side
    1,268,090,953.04x = 1,165,758,919,523,369,984
  5. Step 5: Solve for x
    x = 1,165,758,919,523,369,984/1,268,090,953.04
  6. Step 6: Final answer
    x = 919,302,291.94

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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.