Home / 490,158,283.20-735,237,424.80-436,589,030.40

Finding the Fourth Proportional to 490,158,283.20, 735,237,424.80 and 436,589,030.40

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Solution

The fourth proportional to 490,158,283.20, 735,237,424.80 and 436,589,030.40 is: 654,883,545.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,158,283.20 : 735,237,424.80 = 436,589,030.40 : x
  2. Step 2: Convert to fraction form
    490,158,283.20/735,237,424.80 = 436,589,030.40/x
  3. Step 3: Cross multiply
    490,158,283.20x = 735,237,424.80 × 436,589,030.40
  4. Step 4: Simplify right side
    490,158,283.20x = 320,996,594,407,224,896
  5. Step 5: Solve for x
    x = 320,996,594,407,224,896/490,158,283.20
  6. Step 6: Final answer
    x = 654,883,545.60

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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.