Home / 438,057,730.60-657,043,892.70-114,941,602.60

Finding the Fourth Proportional to 438,057,730.60, 657,043,892.70 and 114,941,602.60

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Solution

The fourth proportional to 438,057,730.60, 657,043,892.70 and 114,941,602.60 is: 172,401,199.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,057,730.60 : 657,043,892.70 = 114,941,602.60 : x
  2. Step 2: Convert to fraction form
    438,057,730.60/657,043,892.70 = 114,941,602.60/x
  3. Step 3: Cross multiply
    438,057,730.60x = 657,043,892.70 × 114,941,602.60
  4. Step 4: Simplify right side
    438,057,730.60x = 75,521,678,005,480,448
  5. Step 5: Solve for x
    x = 75,521,678,005,480,448/438,057,730.60
  6. Step 6: Final answer
    x = 172,401,199.04

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.