Home / 434,560,885.20-651,956,801.40-188,812,069.20

Finding the Fourth Proportional to 434,560,885.20, 651,956,801.40 and 188,812,069.20

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Solution

The fourth proportional to 434,560,885.20, 651,956,801.40 and 188,812,069.20 is: 283,268,275.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,560,885.20 : 651,956,801.40 = 188,812,069.20 : x
  2. Step 2: Convert to fraction form
    434,560,885.20/651,956,801.40 = 188,812,069.20/x
  3. Step 3: Cross multiply
    434,560,885.20x = 651,956,801.40 × 188,812,069.20
  4. Step 4: Simplify right side
    434,560,885.20x = 123,097,312,701,347,440
  5. Step 5: Solve for x
    x = 123,097,312,701,347,440/434,560,885.20
  6. Step 6: Final answer
    x = 283,268,275.85

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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.