Home / 70,308,862.96-97,027,006.94-38,947,392.31

Finding the Fourth Proportional to 70,308,862.96, 97,027,006.94 and 38,947,392.31

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Solution

The fourth proportional to 70,308,862.96, 97,027,006.94 and 38,947,392.31 is: 53,747,831.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,308,862.96 : 97,027,006.94 = 38,947,392.31 : x
  2. Step 2: Convert to fraction form
    70,308,862.96/97,027,006.94 = 38,947,392.31/x
  3. Step 3: Cross multiply
    70,308,862.96x = 97,027,006.94 × 38,947,392.31
  4. Step 4: Simplify right side
    70,308,862.96x = 3,778,948,903,957,273
  5. Step 5: Solve for x
    x = 3,778,948,903,957,273/70,308,862.96
  6. Step 6: Final answer
    x = 53,747,831.28

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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.