Home / 354,294,384.90-531,441,577.35-341,380,368.60

Finding the Fourth Proportional to 354,294,384.90, 531,441,577.35 and 341,380,368.60

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Solution

The fourth proportional to 354,294,384.90, 531,441,577.35 and 341,380,368.60 is: 512,070,552.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,294,384.90 : 531,441,577.35 = 341,380,368.60 : x
  2. Step 2: Convert to fraction form
    354,294,384.90/531,441,577.35 = 341,380,368.60/x
  3. Step 3: Cross multiply
    354,294,384.90x = 531,441,577.35 × 341,380,368.60
  4. Step 4: Simplify right side
    354,294,384.90x = 181,423,721,565,108,448
  5. Step 5: Solve for x
    x = 181,423,721,565,108,448/354,294,384.90
  6. Step 6: Final answer
    x = 512,070,552.90

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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.