Home / 98,424,980.22-135,830,599.49-56,609,057.18

Finding the Fourth Proportional to 98,424,980.22, 135,830,599.49 and 56,609,057.18

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Solution

The fourth proportional to 98,424,980.22, 135,830,599.49 and 56,609,057.18 is: 78,122,872.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,424,980.22 : 135,830,599.49 = 56,609,057.18 : x
  2. Step 2: Convert to fraction form
    98,424,980.22/135,830,599.49 = 56,609,057.18/x
  3. Step 3: Cross multiply
    98,424,980.22x = 135,830,599.49 × 56,609,057.18
  4. Step 4: Simplify right side
    98,424,980.22x = 7,689,242,173,804,188
  5. Step 5: Solve for x
    x = 7,689,242,173,804,188/98,424,980.22
  6. Step 6: Final answer
    x = 78,122,872.43

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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.