Home / 306,434,462.40-459,651,693.60-101,983,204.80

Finding the Fourth Proportional to 306,434,462.40, 459,651,693.60 and 101,983,204.80

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Solution

The fourth proportional to 306,434,462.40, 459,651,693.60 and 101,983,204.80 is: 152,974,807.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,434,462.40 : 459,651,693.60 = 101,983,204.80 : x
  2. Step 2: Convert to fraction form
    306,434,462.40/459,651,693.60 = 101,983,204.80/x
  3. Step 3: Cross multiply
    306,434,462.40x = 459,651,693.60 × 101,983,204.80
  4. Step 4: Simplify right side
    306,434,462.40x = 46,876,752,805,075,648
  5. Step 5: Solve for x
    x = 46,876,752,805,075,648/306,434,462.40
  6. Step 6: Final answer
    x = 152,974,807.20

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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.