Home / 998,869,536.48-1,495,319,128.56-604,201,978.56

Finding the Fourth Proportional to 998,869,536.48, 1,495,319,128.56 and 604,201,978.56

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Solution

The fourth proportional to 998,869,536.48, 1,495,319,128.56 and 604,201,978.56 is: 904,497,277.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,869,536.48 : 1,495,319,128.56 = 604,201,978.56 : x
  2. Step 2: Convert to fraction form
    998,869,536.48/1,495,319,128.56 = 604,201,978.56/x
  3. Step 3: Cross multiply
    998,869,536.48x = 1,495,319,128.56 × 604,201,978.56
  4. Step 4: Simplify right side
    998,869,536.48x = 903,474,776,054,566,912
  5. Step 5: Solve for x
    x = 903,474,776,054,566,912/998,869,536.48
  6. Step 6: Final answer
    x = 904,497,277.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.