Home / 2,779,657,563.72-4,169,482,823.70-709,379,373.72

Finding the Fourth Proportional to 2,779,657,563.72, 4,169,482,823.70 and 709,379,373.72

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Solution

The fourth proportional to 2,779,657,563.72, 4,169,482,823.70 and 709,379,373.72 is: 1,064,068,161.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,779,657,563.72 : 4,169,482,823.70 = 709,379,373.72 : x
  2. Step 2: Convert to fraction form
    2,779,657,563.72/4,169,482,823.70 = 709,379,373.72/x
  3. Step 3: Cross multiply
    2,779,657,563.72x = 4,169,482,823.70 × 709,379,373.72
  4. Step 4: Simplify right side
    2,779,657,563.72x = 2,957,745,114,212,603,392
  5. Step 5: Solve for x
    x = 2,957,745,114,212,603,392/2,779,657,563.72
  6. Step 6: Final answer
    x = 1,064,068,161.78

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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.