Home / 1,695,494,507.40-2,543,362,830-451,918,457.01

Finding the Fourth Proportional to 1,695,494,507.40, 2,543,362,830 and 451,918,457.01

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Solution

The fourth proportional to 1,695,494,507.40, 2,543,362,830 and 451,918,457.01 is: 677,909,955.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,695,494,507.40 : 2,543,362,830 = 451,918,457.01 : x
  2. Step 2: Convert to fraction form
    1,695,494,507.40/2,543,362,830 = 451,918,457.01/x
  3. Step 3: Cross multiply
    1,695,494,507.40x = 2,543,362,830 × 451,918,457.01
  4. Step 4: Simplify right side
    1,695,494,507.40x = 1,149,392,605,750,186,880
  5. Step 5: Solve for x
    x = 1,149,392,605,750,186,880/1,695,494,507.40
  6. Step 6: Final answer
    x = 677,909,955.32

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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.