Home / 334,971,259.61-461,939,530.43-221,761,543.61

Finding the Fourth Proportional to 334,971,259.61, 461,939,530.43 and 221,761,543.61

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Solution

The fourth proportional to 334,971,259.61, 461,939,530.43 and 221,761,543.61 is: 305,818,545.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,971,259.61 : 461,939,530.43 = 221,761,543.61 : x
  2. Step 2: Convert to fraction form
    334,971,259.61/461,939,530.43 = 221,761,543.61/x
  3. Step 3: Cross multiply
    334,971,259.61x = 461,939,530.43 × 221,761,543.61
  4. Step 4: Simplify right side
    334,971,259.61x = 102,440,423,319,216,864
  5. Step 5: Solve for x
    x = 102,440,423,319,216,864/334,971,259.61
  6. Step 6: Final answer
    x = 305,818,545.27

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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.