Home / 330,312,708.15-455,860,582.43-181,660,024.50

Finding the Fourth Proportional to 330,312,708.15, 455,860,582.43 and 181,660,024.50

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Solution

The fourth proportional to 330,312,708.15, 455,860,582.43 and 181,660,024.50 is: 250,706,807.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,312,708.15 : 455,860,582.43 = 181,660,024.50 : x
  2. Step 2: Convert to fraction form
    330,312,708.15/455,860,582.43 = 181,660,024.50/x
  3. Step 3: Cross multiply
    330,312,708.15x = 455,860,582.43 × 181,660,024.50
  4. Step 4: Simplify right side
    330,312,708.15x = 82,811,644,571,909,776
  5. Step 5: Solve for x
    x = 82,811,644,571,909,776/330,312,708.15
  6. Step 6: Final answer
    x = 250,706,807.61

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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.