Home / 298,670,547.06-412,034,600.34-284,823,291.24

Finding the Fourth Proportional to 298,670,547.06, 412,034,600.34 and 284,823,291.24

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Solution

The fourth proportional to 298,670,547.06, 412,034,600.34 and 284,823,291.24 is: 392,931,449.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,670,547.06 : 412,034,600.34 = 284,823,291.24 : x
  2. Step 2: Convert to fraction form
    298,670,547.06/412,034,600.34 = 284,823,291.24/x
  3. Step 3: Cross multiply
    298,670,547.06x = 412,034,600.34 × 284,823,291.24
  4. Step 4: Simplify right side
    298,670,547.06x = 117,357,050,973,596,816
  5. Step 5: Solve for x
    x = 117,357,050,973,596,816/298,670,547.06
  6. Step 6: Final answer
    x = 392,931,449.48

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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.