Home / 80,901,548.84-121,339,036.70-34,831,012.52

Finding the Fourth Proportional to 80,901,548.84, 121,339,036.70 and 34,831,012.52

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Solution

The fourth proportional to 80,901,548.84, 121,339,036.70 and 34,831,012.52 is: 52,240,798.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,901,548.84 : 121,339,036.70 = 34,831,012.52 : x
  2. Step 2: Convert to fraction form
    80,901,548.84/121,339,036.70 = 34,831,012.52/x
  3. Step 3: Cross multiply
    80,901,548.84x = 121,339,036.70 × 34,831,012.52
  4. Step 4: Simplify right side
    80,901,548.84x = 4,226,361,506,462,440
  5. Step 5: Solve for x
    x = 4,226,361,506,462,440/80,901,548.84
  6. Step 6: Final answer
    x = 52,240,798.44

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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.