Home / 974,908,299.70-1,345,373,453.71-557,229,553.06

Finding the Fourth Proportional to 974,908,299.70, 1,345,373,453.71 and 557,229,553.06

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Solution

The fourth proportional to 974,908,299.70, 1,345,373,453.71 and 557,229,553.06 is: 768,976,783.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,908,299.70 : 1,345,373,453.71 = 557,229,553.06 : x
  2. Step 2: Convert to fraction form
    974,908,299.70/1,345,373,453.71 = 557,229,553.06/x
  3. Step 3: Cross multiply
    974,908,299.70x = 1,345,373,453.71 × 557,229,553.06
  4. Step 4: Simplify right side
    974,908,299.70x = 749,681,848,317,364,608
  5. Step 5: Solve for x
    x = 749,681,848,317,364,608/974,908,299.70
  6. Step 6: Final answer
    x = 768,976,783.30

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Double scale
Find fourth proportional to 974,908,300.70, 1,345,373,455.09 and 557,229,554.06
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1.5x scale

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.