Home / 115,628,004.40-173,442,006.60-47,448,036.40

Finding the Fourth Proportional to 115,628,004.40, 173,442,006.60 and 47,448,036.40

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Solution

The fourth proportional to 115,628,004.40, 173,442,006.60 and 47,448,036.40 is: 71,172,054.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,628,004.40 : 173,442,006.60 = 47,448,036.40 : x
  2. Step 2: Convert to fraction form
    115,628,004.40/173,442,006.60 = 47,448,036.40/x
  3. Step 3: Cross multiply
    115,628,004.40x = 173,442,006.60 × 47,448,036.40
  4. Step 4: Simplify right side
    115,628,004.40x = 8,229,482,642,445,840
  5. Step 5: Solve for x
    x = 8,229,482,642,445,840/115,628,004.40
  6. Step 6: Final answer
    x = 71,172,054.60

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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.