Home / 286,675,264,916.52-430,069,544,694.66-105,159,782,759.64

Finding the Fourth Proportional to 286,675,264,916.52, 430,069,544,694.66 and 105,159,782,759.64

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Solution

The fourth proportional to 286,675,264,916.52, 430,069,544,694.66 and 105,159,782,759.64 is: 157,760,453,818.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,675,264,916.52 : 430,069,544,694.66 = 105,159,782,759.64 : x
  2. Step 2: Convert to fraction form
    286,675,264,916.52/430,069,544,694.66 = 105,159,782,759.64/x
  3. Step 3: Cross multiply
    286,675,264,916.52x = 430,069,544,694.66 × 105,159,782,759.64
  4. Step 4: Simplify right side
    286,675,264,916.52x = 45,226,019,891,627,725,684,736
  5. Step 5: Solve for x
    x = 45,226,019,891,627,725,684,736/286,675,264,916.52
  6. Step 6: Final answer
    x = 157,760,453,818.01

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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.