Home / 741,145,740-1,111,718,644.56-507,746,300.64

Finding the Fourth Proportional to 741,145,740, 1,111,718,644.56 and 507,746,300.64

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Solution

The fourth proportional to 741,145,740, 1,111,718,644.56 and 507,746,300.64 is: 761,619,474.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,145,740 : 1,111,718,644.56 = 507,746,300.64 : x
  2. Step 2: Convert to fraction form
    741,145,740/1,111,718,644.56 = 507,746,300.64/x
  3. Step 3: Cross multiply
    741,145,740x = 1,111,718,644.56 × 507,746,300.64
  4. Step 4: Simplify right side
    741,145,740x = 564,471,029,127,855,040
  5. Step 5: Solve for x
    x = 564,471,029,127,855,040/741,145,740
  6. Step 6: Final answer
    x = 761,619,474.64

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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.