Home / 105,475,759.40-158,180,099.63-98,590,071.06

Finding the Fourth Proportional to 105,475,759.40, 158,180,099.63 and 98,590,071.06

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Solution

The fourth proportional to 105,475,759.40, 158,180,099.63 and 98,590,071.06 is: 147,853,756.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,475,759.40 : 158,180,099.63 = 98,590,071.06 : x
  2. Step 2: Convert to fraction form
    105,475,759.40/158,180,099.63 = 98,590,071.06/x
  3. Step 3: Cross multiply
    105,475,759.40x = 158,180,099.63 × 98,590,071.06
  4. Step 4: Simplify right side
    105,475,759.40x = 15,594,987,262,306,630
  5. Step 5: Solve for x
    x = 15,594,987,262,306,630/105,475,759.40
  6. Step 6: Final answer
    x = 147,853,756.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.