Home / 972,872,846.58-1,342,565,255.76-526,836,698.82

Finding the Fourth Proportional to 972,872,846.58, 1,342,565,255.76 and 526,836,698.82

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Solution

The fourth proportional to 972,872,846.58, 1,342,565,255.76 and 526,836,698.82 is: 727,035,038.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,872,846.58 : 1,342,565,255.76 = 526,836,698.82 : x
  2. Step 2: Convert to fraction form
    972,872,846.58/1,342,565,255.76 = 526,836,698.82/x
  3. Step 3: Cross multiply
    972,872,846.58x = 1,342,565,255.76 × 526,836,698.82
  4. Step 4: Simplify right side
    972,872,846.58x = 707,312,647,292,480,256
  5. Step 5: Solve for x
    x = 707,312,647,292,480,256/972,872,846.58
  6. Step 6: Final answer
    x = 727,035,038.32

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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.