Home / 1,502,138,849.25-2,072,677,518.35-866,827,570.48

Finding the Fourth Proportional to 1,502,138,849.25, 2,072,677,518.35 and 866,827,570.48

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Solution

The fourth proportional to 1,502,138,849.25, 2,072,677,518.35 and 866,827,570.48 is: 1,196,063,878.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502,138,849.25 : 2,072,677,518.35 = 866,827,570.48 : x
  2. Step 2: Convert to fraction form
    1,502,138,849.25/2,072,677,518.35 = 866,827,570.48/x
  3. Step 3: Cross multiply
    1,502,138,849.25x = 2,072,677,518.35 × 866,827,570.48
  4. Step 4: Simplify right side
    1,502,138,849.25x = 1,796,654,017,619,846,144
  5. Step 5: Solve for x
    x = 1,796,654,017,619,846,144/1,502,138,849.25
  6. Step 6: Final answer
    x = 1,196,063,878.19

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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.