Home / 377,409,880.83-565,925,381.52-219,893,880.79

Finding the Fourth Proportional to 377,409,880.83, 565,925,381.52 and 219,893,880.79

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Solution

The fourth proportional to 377,409,880.83, 565,925,381.52 and 219,893,880.79 is: 329,730,446.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,409,880.83 : 565,925,381.52 = 219,893,880.79 : x
  2. Step 2: Convert to fraction form
    377,409,880.83/565,925,381.52 = 219,893,880.79/x
  3. Step 3: Cross multiply
    377,409,880.83x = 565,925,381.52 × 219,893,880.79
  4. Step 4: Simplify right side
    377,409,880.83x = 124,443,528,379,994,144
  5. Step 5: Solve for x
    x = 124,443,528,379,994,144/377,409,880.83
  6. Step 6: Final answer
    x = 329,730,446.13

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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.