Home / 255,492,042.60-383,238,063.90-91,808,214.60

Finding the Fourth Proportional to 255,492,042.60, 383,238,063.90 and 91,808,214.60

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Solution

The fourth proportional to 255,492,042.60, 383,238,063.90 and 91,808,214.60 is: 137,712,321.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,492,042.60 : 383,238,063.90 = 91,808,214.60 : x
  2. Step 2: Convert to fraction form
    255,492,042.60/383,238,063.90 = 91,808,214.60/x
  3. Step 3: Cross multiply
    255,492,042.60x = 383,238,063.90 × 91,808,214.60
  4. Step 4: Simplify right side
    255,492,042.60x = 35,184,402,413,419,708
  5. Step 5: Solve for x
    x = 35,184,402,413,419,708/255,492,042.60
  6. Step 6: Final answer
    x = 137,712,321.90

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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.