Home / 195,005,489.40-292,582,883.70-191,944,855.80

Finding the Fourth Proportional to 195,005,489.40, 292,582,883.70 and 191,944,855.80

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Solution

The fourth proportional to 195,005,489.40, 292,582,883.70 and 191,944,855.80 is: 287,990,761.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,005,489.40 : 292,582,883.70 = 191,944,855.80 : x
  2. Step 2: Convert to fraction form
    195,005,489.40/292,582,883.70 = 191,944,855.80/x
  3. Step 3: Cross multiply
    195,005,489.40x = 292,582,883.70 × 191,944,855.80
  4. Step 4: Simplify right side
    195,005,489.40x = 56,159,779,421,344,672
  5. Step 5: Solve for x
    x = 56,159,779,421,344,672/195,005,489.40
  6. Step 6: Final answer
    x = 287,990,761.67

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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.