Home / 1,557,078,183.18-2,335,759,191.31-507,546,998.27

Finding the Fourth Proportional to 1,557,078,183.18, 2,335,759,191.31 and 507,546,998.27

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Solution

The fourth proportional to 1,557,078,183.18, 2,335,759,191.31 and 507,546,998.27 is: 761,366,756.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,078,183.18 : 2,335,759,191.31 = 507,546,998.27 : x
  2. Step 2: Convert to fraction form
    1,557,078,183.18/2,335,759,191.31 = 507,546,998.27/x
  3. Step 3: Cross multiply
    1,557,078,183.18x = 2,335,759,191.31 × 507,546,998.27
  4. Step 4: Simplify right side
    1,557,078,183.18x = 1,185,507,566,240,925,952
  5. Step 5: Solve for x
    x = 1,185,507,566,240,925,952/1,557,078,183.18
  6. Step 6: Final answer
    x = 761,366,756.69

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Double scale
Find fourth proportional to 1,557,078,184.18, 2,335,759,192.81 and 507,546,999.27
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1.5x scale

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.