Home / 1,261,468,473,436.40-1,892,202,732,083.50-306,400,634,155.80

Finding the Fourth Proportional to 1,261,468,473,436.40, 1,892,202,732,083.50 and 306,400,634,155.80

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Solution

The fourth proportional to 1,261,468,473,436.40, 1,892,202,732,083.50 and 306,400,634,155.80 is: 459,600,956,560.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,261,468,473,436.40 : 1,892,202,732,083.50 = 306,400,634,155.80 : x
  2. Step 2: Convert to fraction form
    1,261,468,473,436.40/1,892,202,732,083.50 = 306,400,634,155.80/x
  3. Step 3: Cross multiply
    1,261,468,473,436.40x = 1,892,202,732,083.50 × 306,400,634,155.80
  4. Step 4: Simplify right side
    1,261,468,473,436.40x = 579,772,117,061,721,697,288,192
  5. Step 5: Solve for x
    x = 579,772,117,061,721,697,288,192/1,261,468,473,436.40
  6. Step 6: Final answer
    x = 459,600,956,560.06

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Double scale
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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.