Home / 578,584,904.85-798,453,622.53-340,482,715.65

Finding the Fourth Proportional to 578,584,904.85, 798,453,622.53 and 340,482,715.65

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Solution

The fourth proportional to 578,584,904.85, 798,453,622.53 and 340,482,715.65 is: 469,869,945.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,584,904.85 : 798,453,622.53 = 340,482,715.65 : x
  2. Step 2: Convert to fraction form
    578,584,904.85/798,453,622.53 = 340,482,715.65/x
  3. Step 3: Cross multiply
    578,584,904.85x = 798,453,622.53 × 340,482,715.65
  4. Step 4: Simplify right side
    578,584,904.85x = 271,859,657,719,594,400
  5. Step 5: Solve for x
    x = 271,859,657,719,594,400/578,584,904.85
  6. Step 6: Final answer
    x = 469,869,945.52

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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.