Home / 478,103,726.24-716,611,582.32-290,944,883.04

Finding the Fourth Proportional to 478,103,726.24, 716,611,582.32 and 290,944,883.04

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Solution

The fourth proportional to 478,103,726.24, 716,611,582.32 and 290,944,883.04 is: 436,086,274.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,103,726.24 : 716,611,582.32 = 290,944,883.04 : x
  2. Step 2: Convert to fraction form
    478,103,726.24/716,611,582.32 = 290,944,883.04/x
  3. Step 3: Cross multiply
    478,103,726.24x = 716,611,582.32 × 290,944,883.04
  4. Step 4: Simplify right side
    478,103,726.24x = 208,494,473,003,201,760
  5. Step 5: Solve for x
    x = 208,494,473,003,201,760/478,103,726.24
  6. Step 6: Final answer
    x = 436,086,274.92

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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.