Home / 618,551,544.01-853,604,505.29-364,243,995.85

Finding the Fourth Proportional to 618,551,544.01, 853,604,505.29 and 364,243,995.85

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Solution

The fourth proportional to 618,551,544.01, 853,604,505.29 and 364,243,995.85 is: 502,658,701.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    618,551,544.01 : 853,604,505.29 = 364,243,995.85 : x
  2. Step 2: Convert to fraction form
    618,551,544.01/853,604,505.29 = 364,243,995.85/x
  3. Step 3: Cross multiply
    618,551,544.01x = 853,604,505.29 × 364,243,995.85
  4. Step 4: Simplify right side
    618,551,544.01x = 310,920,315,882,392,064
  5. Step 5: Solve for x
    x = 310,920,315,882,392,064/618,551,544.01
  6. Step 6: Final answer
    x = 502,658,701.43

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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.