Home / 369,631,347.32-510,095,290.38-204,621,672.44

Finding the Fourth Proportional to 369,631,347.32, 510,095,290.38 and 204,621,672.44

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Solution

The fourth proportional to 369,631,347.32, 510,095,290.38 and 204,621,672.44 is: 282,380,139.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,631,347.32 : 510,095,290.38 = 204,621,672.44 : x
  2. Step 2: Convert to fraction form
    369,631,347.32/510,095,290.38 = 204,621,672.44/x
  3. Step 3: Cross multiply
    369,631,347.32x = 510,095,290.38 × 204,621,672.44
  4. Step 4: Simplify right side
    369,631,347.32x = 104,376,551,421,323,040
  5. Step 5: Solve for x
    x = 104,376,551,421,323,040/369,631,347.32
  6. Step 6: Final answer
    x = 282,380,139.50

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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.