Home / 98,824,693.32-136,378,089.86-54,774,532.98

Finding the Fourth Proportional to 98,824,693.32, 136,378,089.86 and 54,774,532.98

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Solution

The fourth proportional to 98,824,693.32, 136,378,089.86 and 54,774,532.98 is: 75,588,862.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,824,693.32 : 136,378,089.86 = 54,774,532.98 : x
  2. Step 2: Convert to fraction form
    98,824,693.32/136,378,089.86 = 54,774,532.98/x
  3. Step 3: Cross multiply
    98,824,693.32x = 136,378,089.86 × 54,774,532.98
  4. Step 4: Simplify right side
    98,824,693.32x = 7,470,046,180,512,100
  5. Step 5: Solve for x
    x = 7,470,046,180,512,100/98,824,693.32
  6. Step 6: Final answer
    x = 75,588,862.76

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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.