Home / 357,466,959.60-536,200,439.40-221,418,063.60

Finding the Fourth Proportional to 357,466,959.60, 536,200,439.40 and 221,418,063.60

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Solution

The fourth proportional to 357,466,959.60, 536,200,439.40 and 221,418,063.60 is: 332,127,095.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,466,959.60 : 536,200,439.40 = 221,418,063.60 : x
  2. Step 2: Convert to fraction form
    357,466,959.60/536,200,439.40 = 221,418,063.60/x
  3. Step 3: Cross multiply
    357,466,959.60x = 536,200,439.40 × 221,418,063.60
  4. Step 4: Simplify right side
    357,466,959.60x = 118,724,462,993,417,136
  5. Step 5: Solve for x
    x = 118,724,462,993,417,136/357,466,959.60
  6. Step 6: Final answer
    x = 332,127,095.40

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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.