Home / 344,820,671.70-517,482,949.95-242,783,999.70

Finding the Fourth Proportional to 344,820,671.70, 517,482,949.95 and 242,783,999.70

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Solution

The fourth proportional to 344,820,671.70, 517,482,949.95 and 242,783,999.70 is: 364,353,389.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,820,671.70 : 517,482,949.95 = 242,783,999.70 : x
  2. Step 2: Convert to fraction form
    344,820,671.70/517,482,949.95 = 242,783,999.70/x
  3. Step 3: Cross multiply
    344,820,671.70x = 517,482,949.95 × 242,783,999.70
  4. Step 4: Simplify right side
    344,820,671.70x = 125,636,580,365,415,904
  5. Step 5: Solve for x
    x = 125,636,580,365,415,904/344,820,671.70
  6. Step 6: Final answer
    x = 364,353,389.10

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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.