Home / 115,458,284.40-159,332,462.40-63,249,176.10

Finding the Fourth Proportional to 115,458,284.40, 159,332,462.40 and 63,249,176.10

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Solution

The fourth proportional to 115,458,284.40, 159,332,462.40 and 63,249,176.10 is: 87,283,879.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,458,284.40 : 159,332,462.40 = 63,249,176.10 : x
  2. Step 2: Convert to fraction form
    115,458,284.40/159,332,462.40 = 63,249,176.10/x
  3. Step 3: Cross multiply
    115,458,284.40x = 159,332,462.40 × 63,249,176.10
  4. Step 4: Simplify right side
    115,458,284.40x = 10,077,646,972,784,230
  5. Step 5: Solve for x
    x = 10,077,646,972,784,230/115,458,284.40
  6. Step 6: Final answer
    x = 87,283,879.41

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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.