Home / 1,497,959,963.89-2,065,493,095.16-1,120,406,587.39

Finding the Fourth Proportional to 1,497,959,963.89, 2,065,493,095.16 and 1,120,406,587.39

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Solution

The fourth proportional to 1,497,959,963.89, 2,065,493,095.16 and 1,120,406,587.39 is: 1,544,895,808.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,497,959,963.89 : 2,065,493,095.16 = 1,120,406,587.39 : x
  2. Step 2: Convert to fraction form
    1,497,959,963.89/2,065,493,095.16 = 1,120,406,587.39/x
  3. Step 3: Cross multiply
    1,497,959,963.89x = 2,065,493,095.16 × 1,120,406,587.39
  4. Step 4: Simplify right side
    1,497,959,963.89x = 2,314,192,070,032,112,128
  5. Step 5: Solve for x
    x = 2,314,192,070,032,112,128/1,497,959,963.89
  6. Step 6: Final answer
    x = 1,544,895,808.85

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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.