Home / 211,029,417.20-316,544,125.80-174,749,711.60

Finding the Fourth Proportional to 211,029,417.20, 316,544,125.80 and 174,749,711.60

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Solution

The fourth proportional to 211,029,417.20, 316,544,125.80 and 174,749,711.60 is: 262,124,567.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,029,417.20 : 316,544,125.80 = 174,749,711.60 : x
  2. Step 2: Convert to fraction form
    211,029,417.20/316,544,125.80 = 174,749,711.60/x
  3. Step 3: Cross multiply
    211,029,417.20x = 316,544,125.80 × 174,749,711.60
  4. Step 4: Simplify right side
    211,029,417.20x = 55,315,994,692,224,120
  5. Step 5: Solve for x
    x = 55,315,994,692,224,120/211,029,417.20
  6. Step 6: Final answer
    x = 262,124,567.40

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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.