Home / 242,382,433.55-334,496,012.47-143,348,075.15

Finding the Fourth Proportional to 242,382,433.55, 334,496,012.47 and 143,348,075.15

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Solution

The fourth proportional to 242,382,433.55, 334,496,012.47 and 143,348,075.15 is: 197,825,225.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,382,433.55 : 334,496,012.47 = 143,348,075.15 : x
  2. Step 2: Convert to fraction form
    242,382,433.55/334,496,012.47 = 143,348,075.15/x
  3. Step 3: Cross multiply
    242,382,433.55x = 334,496,012.47 × 143,348,075.15
  4. Step 4: Simplify right side
    242,382,433.55x = 47,949,359,530,894,048
  5. Step 5: Solve for x
    x = 47,949,359,530,894,048/242,382,433.55
  6. Step 6: Final answer
    x = 197,825,225.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.