Home / 528,768,350.62-793,287,070.17-310,603,203.34

Finding the Fourth Proportional to 528,768,350.62, 793,287,070.17 and 310,603,203.34

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Solution

The fourth proportional to 528,768,350.62, 793,287,070.17 and 310,603,203.34 is: 465,983,837.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,768,350.62 : 793,287,070.17 = 310,603,203.34 : x
  2. Step 2: Convert to fraction form
    528,768,350.62/793,287,070.17 = 310,603,203.34/x
  3. Step 3: Cross multiply
    528,768,350.62x = 793,287,070.17 × 310,603,203.34
  4. Step 4: Simplify right side
    528,768,350.62x = 246,397,505,163,005,312
  5. Step 5: Solve for x
    x = 246,397,505,163,005,312/528,768,350.62
  6. Step 6: Final answer
    x = 465,983,837.49

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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.