Home / 427,127,632.92-589,480,066.08-259,875,767.88

Finding the Fourth Proportional to 427,127,632.92, 589,480,066.08 and 259,875,767.88

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Solution

The fourth proportional to 427,127,632.92, 589,480,066.08 and 259,875,767.88 is: 358,655,289.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,127,632.92 : 589,480,066.08 = 259,875,767.88 : x
  2. Step 2: Convert to fraction form
    427,127,632.92/589,480,066.08 = 259,875,767.88/x
  3. Step 3: Cross multiply
    427,127,632.92x = 589,480,066.08 × 259,875,767.88
  4. Step 4: Simplify right side
    427,127,632.92x = 153,191,584,822,493,152
  5. Step 5: Solve for x
    x = 153,191,584,822,493,152/427,127,632.92
  6. Step 6: Final answer
    x = 358,655,289.46

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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.