Home / 1,118,976,048.60-1,678,464,072.90-1,097,476,963.80

Finding the Fourth Proportional to 1,118,976,048.60, 1,678,464,072.90 and 1,097,476,963.80

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Solution

The fourth proportional to 1,118,976,048.60, 1,678,464,072.90 and 1,097,476,963.80 is: 1,646,215,445.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,976,048.60 : 1,678,464,072.90 = 1,097,476,963.80 : x
  2. Step 2: Convert to fraction form
    1,118,976,048.60/1,678,464,072.90 = 1,097,476,963.80/x
  3. Step 3: Cross multiply
    1,118,976,048.60x = 1,678,464,072.90 × 1,097,476,963.80
  4. Step 4: Simplify right side
    1,118,976,048.60x = 1,842,075,654,573,673,984
  5. Step 5: Solve for x
    x = 1,842,075,654,573,673,984/1,118,976,048.60
  6. Step 6: Final answer
    x = 1,646,215,445.70

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Double scale
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Similar ratio
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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.