Home / 346,142,095.55-477,675,872.65-189,509,161.02

Finding the Fourth Proportional to 346,142,095.55, 477,675,872.65 and 189,509,161.02

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Solution

The fourth proportional to 346,142,095.55, 477,675,872.65 and 189,509,161.02 is: 261,522,522.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,142,095.55 : 477,675,872.65 = 189,509,161.02 : x
  2. Step 2: Convert to fraction form
    346,142,095.55/477,675,872.65 = 189,509,161.02/x
  3. Step 3: Cross multiply
    346,142,095.55x = 477,675,872.65 × 189,509,161.02
  4. Step 4: Simplify right side
    346,142,095.55x = 90,523,953,865,465,840
  5. Step 5: Solve for x
    x = 90,523,953,865,465,840/346,142,095.55
  6. Step 6: Final answer
    x = 261,522,522.19

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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.