Home / 550,434,828.10-759,600,187.98-302,916,182.38

Finding the Fourth Proportional to 550,434,828.10, 759,600,187.98 and 302,916,182.38

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Solution

The fourth proportional to 550,434,828.10, 759,600,187.98 and 302,916,182.38 is: 418,024,400.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,434,828.10 : 759,600,187.98 = 302,916,182.38 : x
  2. Step 2: Convert to fraction form
    550,434,828.10/759,600,187.98 = 302,916,182.38/x
  3. Step 3: Cross multiply
    550,434,828.10x = 759,600,187.98 × 302,916,182.38
  4. Step 4: Simplify right side
    550,434,828.10x = 230,095,189,078,031,968
  5. Step 5: Solve for x
    x = 230,095,189,078,031,968/550,434,828.10
  6. Step 6: Final answer
    x = 418,024,400.59

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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.