Home / 472,392,895.80-708,589,343.70-469,523,114.40

Finding the Fourth Proportional to 472,392,895.80, 708,589,343.70 and 469,523,114.40

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Solution

The fourth proportional to 472,392,895.80, 708,589,343.70 and 469,523,114.40 is: 704,284,671.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,392,895.80 : 708,589,343.70 = 469,523,114.40 : x
  2. Step 2: Convert to fraction form
    472,392,895.80/708,589,343.70 = 469,523,114.40/x
  3. Step 3: Cross multiply
    472,392,895.80x = 708,589,343.70 × 469,523,114.40
  4. Step 4: Simplify right side
    472,392,895.80x = 332,699,075,484,676,032
  5. Step 5: Solve for x
    x = 332,699,075,484,676,032/472,392,895.80
  6. Step 6: Final answer
    x = 704,284,671.60

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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.