Home / 74,774,894.40-112,162,341.60-46,053,460.80

Finding the Fourth Proportional to 74,774,894.40, 112,162,341.60 and 46,053,460.80

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Solution

The fourth proportional to 74,774,894.40, 112,162,341.60 and 46,053,460.80 is: 69,080,191.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,774,894.40 : 112,162,341.60 = 46,053,460.80 : x
  2. Step 2: Convert to fraction form
    74,774,894.40/112,162,341.60 = 46,053,460.80/x
  3. Step 3: Cross multiply
    74,774,894.40x = 112,162,341.60 × 46,053,460.80
  4. Step 4: Simplify right side
    74,774,894.40x = 5,165,464,002,111,809
  5. Step 5: Solve for x
    x = 5,165,464,002,111,809/74,774,894.40
  6. Step 6: Final answer
    x = 69,080,191.20

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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.