Home / 558,326,566.32-837,490,899.21-230,442,428.40

Finding the Fourth Proportional to 558,326,566.32, 837,490,899.21 and 230,442,428.40

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Solution

The fourth proportional to 558,326,566.32, 837,490,899.21 and 230,442,428.40 is: 345,664,075.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,326,566.32 : 837,490,899.21 = 230,442,428.40 : x
  2. Step 2: Convert to fraction form
    558,326,566.32/837,490,899.21 = 230,442,428.40/x
  3. Step 3: Cross multiply
    558,326,566.32x = 837,490,899.21 × 230,442,428.40
  4. Step 4: Simplify right side
    558,326,566.32x = 192,993,436,572,664,608
  5. Step 5: Solve for x
    x = 192,993,436,572,664,608/558,326,566.32
  6. Step 6: Final answer
    x = 345,664,075.86

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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.