Home / 549,923,687.80-758,898,637.03-299,026,281.76

Finding the Fourth Proportional to 549,923,687.80, 758,898,637.03 and 299,026,281.76

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Solution

The fourth proportional to 549,923,687.80, 758,898,637.03 and 299,026,281.76 is: 412,658,415.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,923,687.80 : 758,898,637.03 = 299,026,281.76 : x
  2. Step 2: Convert to fraction form
    549,923,687.80/758,898,637.03 = 299,026,281.76/x
  3. Step 3: Cross multiply
    549,923,687.80x = 758,898,637.03 × 299,026,281.76
  4. Step 4: Simplify right side
    549,923,687.80x = 226,930,637,663,812,736
  5. Step 5: Solve for x
    x = 226,930,637,663,812,736/549,923,687.80
  6. Step 6: Final answer
    x = 412,658,415.52

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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.