Home / 823,681,710.24-1,136,702,957.55-484,613,853.93

Finding the Fourth Proportional to 823,681,710.24, 1,136,702,957.55 and 484,613,853.93

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Solution

The fourth proportional to 823,681,710.24, 1,136,702,957.55 and 484,613,853.93 is: 668,780,178.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,681,710.24 : 1,136,702,957.55 = 484,613,853.93 : x
  2. Step 2: Convert to fraction form
    823,681,710.24/1,136,702,957.55 = 484,613,853.93/x
  3. Step 3: Cross multiply
    823,681,710.24x = 1,136,702,957.55 × 484,613,853.93
  4. Step 4: Simplify right side
    823,681,710.24x = 550,862,001,031,934,656
  5. Step 5: Solve for x
    x = 550,862,001,031,934,656/823,681,710.24
  6. Step 6: Final answer
    x = 668,780,178.29

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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.