Home / 1,056,701,971.50-1,458,266,283.40-580,436,378.06

Finding the Fourth Proportional to 1,056,701,971.50, 1,458,266,283.40 and 580,436,378.06

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Solution

The fourth proportional to 1,056,701,971.50, 1,458,266,283.40 and 580,436,378.06 is: 801,011,848.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,701,971.50 : 1,458,266,283.40 = 580,436,378.06 : x
  2. Step 2: Convert to fraction form
    1,056,701,971.50/1,458,266,283.40 = 580,436,378.06/x
  3. Step 3: Cross multiply
    1,056,701,971.50x = 1,458,266,283.40 × 580,436,378.06
  4. Step 4: Simplify right side
    1,056,701,971.50x = 846,430,799,783,713,536
  5. Step 5: Solve for x
    x = 846,430,799,783,713,536/1,056,701,971.50
  6. Step 6: Final answer
    x = 801,011,848.76

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Double scale
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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.