Home / 1,411,588,454.65-1,947,981,317.19-776,495,305.87

Finding the Fourth Proportional to 1,411,588,454.65, 1,947,981,317.19 and 776,495,305.87

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Solution

The fourth proportional to 1,411,588,454.65, 1,947,981,317.19 and 776,495,305.87 is: 1,071,557,608.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,588,454.65 : 1,947,981,317.19 = 776,495,305.87 : x
  2. Step 2: Convert to fraction form
    1,411,588,454.65/1,947,981,317.19 = 776,495,305.87/x
  3. Step 3: Cross multiply
    1,411,588,454.65x = 1,947,981,317.19 × 776,495,305.87
  4. Step 4: Simplify right side
    1,411,588,454.65x = 1,512,598,348,720,494,592
  5. Step 5: Solve for x
    x = 1,512,598,348,720,494,592/1,411,588,454.65
  6. Step 6: Final answer
    x = 1,071,557,608.55

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Double scale
Find fourth proportional to 1,411,588,455.65, 1,947,981,318.57 and 776,495,306.87
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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.