Home / 253,341,604.80-379,564,509.60-224,676,158.40

Finding the Fourth Proportional to 253,341,604.80, 379,564,509.60 and 224,676,158.40

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Solution

The fourth proportional to 253,341,604.80, 379,564,509.60 and 224,676,158.40 is: 336,617,019.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,341,604.80 : 379,564,509.60 = 224,676,158.40 : x
  2. Step 2: Convert to fraction form
    253,341,604.80/379,564,509.60 = 224,676,158.40/x
  3. Step 3: Cross multiply
    253,341,604.80x = 379,564,509.60 × 224,676,158.40
  4. Step 4: Simplify right side
    253,341,604.80x = 85,279,095,881,907,936
  5. Step 5: Solve for x
    x = 85,279,095,881,907,936/253,341,604.80
  6. Step 6: Final answer
    x = 336,617,019.34

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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.