Home / 1,118,111,506.00-1,543,062,911.94-616,319,157.90

Finding the Fourth Proportional to 1,118,111,506.00, 1,543,062,911.94 and 616,319,157.90

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Solution

The fourth proportional to 1,118,111,506.00, 1,543,062,911.94 and 616,319,157.90 is: 850,558,490.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,111,506.00 : 1,543,062,911.94 = 616,319,157.90 : x
  2. Step 2: Convert to fraction form
    1,118,111,506.00/1,543,062,911.94 = 616,319,157.90/x
  3. Step 3: Cross multiply
    1,118,111,506.00x = 1,543,062,911.94 × 616,319,157.90
  4. Step 4: Simplify right side
    1,118,111,506.00x = 951,019,234,479,369,088
  5. Step 5: Solve for x
    x = 951,019,234,479,369,088/1,118,111,506.00
  6. Step 6: Final answer
    x = 850,558,490.26

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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.