Home / 1,307,006,634-1,960,892,859.60-421,674,042

Finding the Fourth Proportional to 1,307,006,634, 1,960,892,859.60 and 421,674,042

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Solution

The fourth proportional to 1,307,006,634, 1,960,892,859.60 and 421,674,042 is: 632,634,599.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,006,634 : 1,960,892,859.60 = 421,674,042 : x
  2. Step 2: Convert to fraction form
    1,307,006,634/1,960,892,859.60 = 421,674,042/x
  3. Step 3: Cross multiply
    1,307,006,634x = 1,960,892,859.60 × 421,674,042
  4. Step 4: Simplify right side
    1,307,006,634x = 826,857,618,036,470,400
  5. Step 5: Solve for x
    x = 826,857,618,036,470,400/1,307,006,634
  6. Step 6: Final answer
    x = 632,634,599.19

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