Home / 478,086,927.60-717,338,981.94-167,417,520.96

Finding the Fourth Proportional to 478,086,927.60, 717,338,981.94 and 167,417,520.96

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Solution

The fourth proportional to 478,086,927.60, 717,338,981.94 and 167,417,520.96 is: 251,199,326.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,086,927.60 : 717,338,981.94 = 167,417,520.96 : x
  2. Step 2: Convert to fraction form
    478,086,927.60/717,338,981.94 = 167,417,520.96/x
  3. Step 3: Cross multiply
    478,086,927.60x = 717,338,981.94 × 167,417,520.96
  4. Step 4: Simplify right side
    478,086,927.60x = 120,095,114,044,365,024
  5. Step 5: Solve for x
    x = 120,095,114,044,365,024/478,086,927.60
  6. Step 6: Final answer
    x = 251,199,326.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.