Home / 523,302,368.04-722,172,671.94-288,368,162.01

Finding the Fourth Proportional to 523,302,368.04, 722,172,671.94 and 288,368,162.01

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Solution

The fourth proportional to 523,302,368.04, 722,172,671.94 and 288,368,162.01 is: 397,956,552.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,302,368.04 : 722,172,671.94 = 288,368,162.01 : x
  2. Step 2: Convert to fraction form
    523,302,368.04/722,172,671.94 = 288,368,162.01/x
  3. Step 3: Cross multiply
    523,302,368.04x = 722,172,671.94 × 288,368,162.01
  4. Step 4: Simplify right side
    523,302,368.04x = 208,251,606,061,188,512
  5. Step 5: Solve for x
    x = 208,251,606,061,188,512/523,302,368.04
  6. Step 6: Final answer
    x = 397,956,552.04

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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.