Home / 999,205,832-1,379,048,352.64-575,738,420.24

Finding the Fourth Proportional to 999,205,832, 1,379,048,352.64 and 575,738,420.24

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Solution

The fourth proportional to 999,205,832, 1,379,048,352.64 and 575,738,420.24 is: 794,602,167.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,205,832 : 1,379,048,352.64 = 575,738,420.24 : x
  2. Step 2: Convert to fraction form
    999,205,832/1,379,048,352.64 = 575,738,420.24/x
  3. Step 3: Cross multiply
    999,205,832x = 1,379,048,352.64 × 575,738,420.24
  4. Step 4: Simplify right side
    999,205,832x = 793,971,119,983,528,064
  5. Step 5: Solve for x
    x = 793,971,119,983,528,064/999,205,832
  6. Step 6: Final answer
    x = 794,602,167.60

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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.