Home / 98,424,986.27-135,830,607.83-56,609,063.24

Finding the Fourth Proportional to 98,424,986.27, 135,830,607.83 and 56,609,063.24

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Solution

The fourth proportional to 98,424,986.27, 135,830,607.83 and 56,609,063.24 is: 78,122,880.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,424,986.27 : 135,830,607.83 = 56,609,063.24 : x
  2. Step 2: Convert to fraction form
    98,424,986.27/135,830,607.83 = 56,609,063.24/x
  3. Step 3: Cross multiply
    98,424,986.27x = 135,830,607.83 × 56,609,063.24
  4. Step 4: Simplify right side
    98,424,986.27x = 7,689,243,468,908,951
  5. Step 5: Solve for x
    x = 7,689,243,468,908,951/98,424,986.27
  6. Step 6: Final answer
    x = 78,122,880.79

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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.