Home / 211,734,525.60-317,617,534.80-75,402,194.40

Finding the Fourth Proportional to 211,734,525.60, 317,617,534.80 and 75,402,194.40

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Solution

The fourth proportional to 211,734,525.60, 317,617,534.80 and 75,402,194.40 is: 113,108,899.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,734,525.60 : 317,617,534.80 = 75,402,194.40 : x
  2. Step 2: Convert to fraction form
    211,734,525.60/317,617,534.80 = 75,402,194.40/x
  3. Step 3: Cross multiply
    211,734,525.60x = 317,617,534.80 × 75,402,194.40
  4. Step 4: Simplify right side
    211,734,525.60x = 23,949,059,103,838,368
  5. Step 5: Solve for x
    x = 23,949,059,103,838,368/211,734,525.60
  6. Step 6: Final answer
    x = 113,108,899.16

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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.