Home / 141,754,271.06-195,621,025.88-76,564,175.06

Finding the Fourth Proportional to 141,754,271.06, 195,621,025.88 and 76,564,175.06

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Solution

The fourth proportional to 141,754,271.06, 195,621,025.88 and 76,564,175.06 is: 105,658,632.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,754,271.06 : 195,621,025.88 = 76,564,175.06 : x
  2. Step 2: Convert to fraction form
    141,754,271.06/195,621,025.88 = 76,564,175.06/x
  3. Step 3: Cross multiply
    141,754,271.06x = 195,621,025.88 × 76,564,175.06
  4. Step 4: Simplify right side
    141,754,271.06x = 14,977,562,470,893,110
  5. Step 5: Solve for x
    x = 14,977,562,470,893,110/141,754,271.06
  6. Step 6: Final answer
    x = 105,658,632.78

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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.