Home / 650,377,420.20-975,243,329.10-235,837,693.80

Finding the Fourth Proportional to 650,377,420.20, 975,243,329.10 and 235,837,693.80

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Solution

The fourth proportional to 650,377,420.20, 975,243,329.10 and 235,837,693.80 is: 353,639,487.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,377,420.20 : 975,243,329.10 = 235,837,693.80 : x
  2. Step 2: Convert to fraction form
    650,377,420.20/975,243,329.10 = 235,837,693.80/x
  3. Step 3: Cross multiply
    650,377,420.20x = 975,243,329.10 × 235,837,693.80
  4. Step 4: Simplify right side
    650,377,420.20x = 229,999,137,628,778,432
  5. Step 5: Solve for x
    x = 229,999,137,628,778,432/650,377,420.20
  6. Step 6: Final answer
    x = 353,639,487.60

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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.