Home / 832,448,641.44-1,148,686,441.74-461,077,670.64

Finding the Fourth Proportional to 832,448,641.44, 1,148,686,441.74 and 461,077,670.64

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Solution

The fourth proportional to 832,448,641.44, 1,148,686,441.74 and 461,077,670.64 is: 636,235,849.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,448,641.44 : 1,148,686,441.74 = 461,077,670.64 : x
  2. Step 2: Convert to fraction form
    832,448,641.44/1,148,686,441.74 = 461,077,670.64/x
  3. Step 3: Cross multiply
    832,448,641.44x = 1,148,686,441.74 × 461,077,670.64
  4. Step 4: Simplify right side
    832,448,641.44x = 529,633,668,853,229,248
  5. Step 5: Solve for x
    x = 529,633,668,853,229,248/832,448,641.44
  6. Step 6: Final answer
    x = 636,235,849.86

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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.