Home / 1,300,748,142.17-1,794,985,992.14-736,220,903.22

Finding the Fourth Proportional to 1,300,748,142.17, 1,794,985,992.14 and 736,220,903.22

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Solution

The fourth proportional to 1,300,748,142.17, 1,794,985,992.14 and 736,220,903.22 is: 1,015,958,559.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,748,142.17 : 1,794,985,992.14 = 736,220,903.22 : x
  2. Step 2: Convert to fraction form
    1,300,748,142.17/1,794,985,992.14 = 736,220,903.22/x
  3. Step 3: Cross multiply
    1,300,748,142.17x = 1,794,985,992.14 × 736,220,903.22
  4. Step 4: Simplify right side
    1,300,748,142.17x = 1,321,506,208,396,877,568
  5. Step 5: Solve for x
    x = 1,321,506,208,396,877,568/1,300,748,142.17
  6. Step 6: Final answer
    x = 1,015,958,559.20

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Double scale
Find fourth proportional to 1,300,748,143.17, 1,794,985,993.51 and 736,220,904.22
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.