Home / 1,507,629,106.64-2,262,066,867.48-666,829,783.28

Finding the Fourth Proportional to 1,507,629,106.64, 2,262,066,867.48 and 666,829,783.28

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Solution

The fourth proportional to 1,507,629,106.64, 2,262,066,867.48 and 666,829,783.28 is: 1,000,520,321.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507,629,106.64 : 2,262,066,867.48 = 666,829,783.28 : x
  2. Step 2: Convert to fraction form
    1,507,629,106.64/2,262,066,867.48 = 666,829,783.28/x
  3. Step 3: Cross multiply
    1,507,629,106.64x = 2,262,066,867.48 × 666,829,783.28
  4. Step 4: Simplify right side
    1,507,629,106.64x = 1,508,413,559,006,556,928
  5. Step 5: Solve for x
    x = 1,508,413,559,006,556,928/1,507,629,106.64
  6. Step 6: Final answer
    x = 1,000,520,321.85

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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.