Home / 577,172,864.48-796,477,206.44-312,849,182.36

Finding the Fourth Proportional to 577,172,864.48, 796,477,206.44 and 312,849,182.36

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Solution

The fourth proportional to 577,172,864.48, 796,477,206.44 and 312,849,182.36 is: 431,720,301.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,172,864.48 : 796,477,206.44 = 312,849,182.36 : x
  2. Step 2: Convert to fraction form
    577,172,864.48/796,477,206.44 = 312,849,182.36/x
  3. Step 3: Cross multiply
    577,172,864.48x = 796,477,206.44 × 312,849,182.36
  4. Step 4: Simplify right side
    577,172,864.48x = 249,177,242,803,130,944
  5. Step 5: Solve for x
    x = 249,177,242,803,130,944/577,172,864.48
  6. Step 6: Final answer
    x = 431,720,301.04

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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.