Home / 897,077,994.03-1,237,967,878.46-495,191,987.19

Finding the Fourth Proportional to 897,077,994.03, 1,237,967,878.46 and 495,191,987.19

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Solution

The fourth proportional to 897,077,994.03, 1,237,967,878.46 and 495,191,987.19 is: 683,365,078.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,077,994.03 : 1,237,967,878.46 = 495,191,987.19 : x
  2. Step 2: Convert to fraction form
    897,077,994.03/1,237,967,878.46 = 495,191,987.19/x
  3. Step 3: Cross multiply
    897,077,994.03x = 1,237,967,878.46 × 495,191,987.19
  4. Step 4: Simplify right side
    897,077,994.03x = 613,031,773,809,519,744
  5. Step 5: Solve for x
    x = 613,031,773,809,519,744/897,077,994.03
  6. Step 6: Final answer
    x = 683,365,078.50

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Double scale
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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.