Home / 944,208,402.80-1,303,008,851.03-520,812,568.94

Finding the Fourth Proportional to 944,208,402.80, 1,303,008,851.03 and 520,812,568.94

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Solution

The fourth proportional to 944,208,402.80, 1,303,008,851.03 and 520,812,568.94 is: 718,722,037.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,208,402.80 : 1,303,008,851.03 = 520,812,568.94 : x
  2. Step 2: Convert to fraction form
    944,208,402.80/1,303,008,851.03 = 520,812,568.94/x
  3. Step 3: Cross multiply
    944,208,402.80x = 1,303,008,851.03 × 520,812,568.94
  4. Step 4: Simplify right side
    944,208,402.80x = 678,623,387,047,373,056
  5. Step 5: Solve for x
    x = 678,623,387,047,373,056/944,208,402.80
  6. Step 6: Final answer
    x = 718,722,037.46

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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.