Home / 698,520,245.34-1,047,780,369.14-283,899,925.56

Finding the Fourth Proportional to 698,520,245.34, 1,047,780,369.14 and 283,899,925.56

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Solution

The fourth proportional to 698,520,245.34, 1,047,780,369.14 and 283,899,925.56 is: 425,849,888.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,520,245.34 : 1,047,780,369.14 = 283,899,925.56 : x
  2. Step 2: Convert to fraction form
    698,520,245.34/1,047,780,369.14 = 283,899,925.56/x
  3. Step 3: Cross multiply
    698,520,245.34x = 1,047,780,369.14 × 283,899,925.56
  4. Step 4: Simplify right side
    698,520,245.34x = 297,464,768,802,075,328
  5. Step 5: Solve for x
    x = 297,464,768,802,075,328/698,520,245.34
  6. Step 6: Final answer
    x = 425,849,888.80

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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.