Home / 125,842,683.40-188,764,025.10-39,607,523.80

Finding the Fourth Proportional to 125,842,683.40, 188,764,025.10 and 39,607,523.80

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Solution

The fourth proportional to 125,842,683.40, 188,764,025.10 and 39,607,523.80 is: 59,411,285.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,842,683.40 : 188,764,025.10 = 39,607,523.80 : x
  2. Step 2: Convert to fraction form
    125,842,683.40/188,764,025.10 = 39,607,523.80/x
  3. Step 3: Cross multiply
    125,842,683.40x = 188,764,025.10 × 39,607,523.80
  4. Step 4: Simplify right side
    125,842,683.40x = 7,476,475,616,732,047
  5. Step 5: Solve for x
    x = 7,476,475,616,732,047/125,842,683.40
  6. Step 6: Final answer
    x = 59,411,285.70

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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.