Home / 446,889,632.40-616,698,009.76-258,725,854.80

Finding the Fourth Proportional to 446,889,632.40, 616,698,009.76 and 258,725,854.80

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Solution

The fourth proportional to 446,889,632.40, 616,698,009.76 and 258,725,854.80 is: 357,036,073.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,889,632.40 : 616,698,009.76 = 258,725,854.80 : x
  2. Step 2: Convert to fraction form
    446,889,632.40/616,698,009.76 = 258,725,854.80/x
  3. Step 3: Cross multiply
    446,889,632.40x = 616,698,009.76 × 258,725,854.80
  4. Step 4: Simplify right side
    446,889,632.40x = 159,555,719,728,614,752
  5. Step 5: Solve for x
    x = 159,555,719,728,614,752/446,889,632.40
  6. Step 6: Final answer
    x = 357,036,073.70

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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.