Home / 105,736,705.35-145,919,169.41-59,330,391.54

Finding the Fourth Proportional to 105,736,705.35, 145,919,169.41 and 59,330,391.54

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Solution

The fourth proportional to 105,736,705.35, 145,919,169.41 and 59,330,391.54 is: 81,877,352.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,736,705.35 : 145,919,169.41 = 59,330,391.54 : x
  2. Step 2: Convert to fraction form
    105,736,705.35/145,919,169.41 = 59,330,391.54/x
  3. Step 3: Cross multiply
    105,736,705.35x = 145,919,169.41 × 59,330,391.54
  4. Step 4: Simplify right side
    105,736,705.35x = 8,657,441,453,990,239
  5. Step 5: Solve for x
    x = 8,657,441,453,990,239/105,736,705.35
  6. Step 6: Final answer
    x = 81,877,352.10

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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.