Home / 1,411,588,444.15-1,947,981,302.71-776,495,295.37

Finding the Fourth Proportional to 1,411,588,444.15, 1,947,981,302.71 and 776,495,295.37

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Solution

The fourth proportional to 1,411,588,444.15, 1,947,981,302.71 and 776,495,295.37 is: 1,071,557,594.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,588,444.15 : 1,947,981,302.71 = 776,495,295.37 : x
  2. Step 2: Convert to fraction form
    1,411,588,444.15/1,947,981,302.71 = 776,495,295.37/x
  3. Step 3: Cross multiply
    1,411,588,444.15x = 1,947,981,302.71 × 776,495,295.37
  4. Step 4: Simplify right side
    1,411,588,444.15x = 1,512,598,317,023,038,976
  5. Step 5: Solve for x
    x = 1,512,598,317,023,038,976/1,411,588,444.15
  6. Step 6: Final answer
    x = 1,071,557,594.06

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Double scale
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1.5x scale

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.