Home / 581,254,920.48-802,326,163.20-346,379,233.44

Finding the Fourth Proportional to 581,254,920.48, 802,326,163.20 and 346,379,233.44

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Solution

The fourth proportional to 581,254,920.48, 802,326,163.20 and 346,379,233.44 is: 478,119,172.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,254,920.48 : 802,326,163.20 = 346,379,233.44 : x
  2. Step 2: Convert to fraction form
    581,254,920.48/802,326,163.20 = 346,379,233.44/x
  3. Step 3: Cross multiply
    581,254,920.48x = 802,326,163.20 × 346,379,233.44
  4. Step 4: Simplify right side
    581,254,920.48x = 277,909,121,378,072,352
  5. Step 5: Solve for x
    x = 277,909,121,378,072,352/581,254,920.48
  6. Step 6: Final answer
    x = 478,119,172.13

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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.