Home / 949,158,077.40-1,423,737,116.10-403,828,752.60

Finding the Fourth Proportional to 949,158,077.40, 1,423,737,116.10 and 403,828,752.60

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Solution

The fourth proportional to 949,158,077.40, 1,423,737,116.10 and 403,828,752.60 is: 605,743,128.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    949,158,077.40 : 1,423,737,116.10 = 403,828,752.60 : x
  2. Step 2: Convert to fraction form
    949,158,077.40/1,423,737,116.10 = 403,828,752.60/x
  3. Step 3: Cross multiply
    949,158,077.40x = 1,423,737,116.10 × 403,828,752.60
  4. Step 4: Simplify right side
    949,158,077.40x = 574,945,983,624,984,384
  5. Step 5: Solve for x
    x = 574,945,983,624,984,384/949,158,077.40
  6. Step 6: Final answer
    x = 605,743,128.90

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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.