Home / 242,382,370.55-334,495,925.53-143,348,012.15

Finding the Fourth Proportional to 242,382,370.55, 334,495,925.53 and 143,348,012.15

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Solution

The fourth proportional to 242,382,370.55, 334,495,925.53 and 143,348,012.15 is: 197,825,138.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,382,370.55 : 334,495,925.53 = 143,348,012.15 : x
  2. Step 2: Convert to fraction form
    242,382,370.55/334,495,925.53 = 143,348,012.15/x
  3. Step 3: Cross multiply
    242,382,370.55x = 334,495,925.53 × 143,348,012.15
  4. Step 4: Simplify right side
    242,382,370.55x = 47,949,325,994,969,088
  5. Step 5: Solve for x
    x = 47,949,325,994,969,088/242,382,370.55
  6. Step 6: Final answer
    x = 197,825,138.38

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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.