Home / 458,880,821.40-688,252,077.45-294,036,269.67

Finding the Fourth Proportional to 458,880,821.40, 688,252,077.45 and 294,036,269.67

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Solution

The fourth proportional to 458,880,821.40, 688,252,077.45 and 294,036,269.67 is: 441,010,092.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,880,821.40 : 688,252,077.45 = 294,036,269.67 : x
  2. Step 2: Convert to fraction form
    458,880,821.40/688,252,077.45 = 294,036,269.67/x
  3. Step 3: Cross multiply
    458,880,821.40x = 688,252,077.45 × 294,036,269.67
  4. Step 4: Simplify right side
    458,880,821.40x = 202,371,073,446,025,952
  5. Step 5: Solve for x
    x = 202,371,073,446,025,952/458,880,821.40
  6. Step 6: Final answer
    x = 441,010,092.40

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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.