Home / 1,202,721,615.81-1,804,085,786.88-373,796,468.51

Finding the Fourth Proportional to 1,202,721,615.81, 1,804,085,786.88 and 373,796,468.51

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Solution

The fourth proportional to 1,202,721,615.81, 1,804,085,786.88 and 373,796,468.51 is: 560,695,748.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,721,615.81 : 1,804,085,786.88 = 373,796,468.51 : x
  2. Step 2: Convert to fraction form
    1,202,721,615.81/1,804,085,786.88 = 373,796,468.51/x
  3. Step 3: Cross multiply
    1,202,721,615.81x = 1,804,085,786.88 × 373,796,468.51
  4. Step 4: Simplify right side
    1,202,721,615.81x = 674,360,896,015,808,128
  5. Step 5: Solve for x
    x = 674,360,896,015,808,128/1,202,721,615.81
  6. Step 6: Final answer
    x = 560,695,748.00

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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.