Home / 1,019,781,738,637.50-1,407,318,387,590.90-556,827,132,969.10

Finding the Fourth Proportional to 1,019,781,738,637.50, 1,407,318,387,590.90 and 556,827,132,969.10

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Solution

The fourth proportional to 1,019,781,738,637.50, 1,407,318,387,590.90 and 556,827,132,969.10 is: 768,432,139,198.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,781,738,637.50 : 1,407,318,387,590.90 = 556,827,132,969.10 : x
  2. Step 2: Convert to fraction form
    1,019,781,738,637.50/1,407,318,387,590.90 = 556,827,132,969.10/x
  3. Step 3: Cross multiply
    1,019,781,738,637.50x = 1,407,318,387,590.90 × 556,827,132,969.10
  4. Step 4: Simplify right side
    1,019,781,738,637.50x = 783,633,062,936,937,423,175,680
  5. Step 5: Solve for x
    x = 783,633,062,936,937,423,175,680/1,019,781,738,637.50
  6. Step 6: Final answer
    x = 768,432,139,198.66

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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.