Home / 536,357,521.60-804,536,282.40-191,700,318.40

Finding the Fourth Proportional to 536,357,521.60, 804,536,282.40 and 191,700,318.40

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Solution

The fourth proportional to 536,357,521.60, 804,536,282.40 and 191,700,318.40 is: 287,550,477.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,357,521.60 : 804,536,282.40 = 191,700,318.40 : x
  2. Step 2: Convert to fraction form
    536,357,521.60/804,536,282.40 = 191,700,318.40/x
  3. Step 3: Cross multiply
    536,357,521.60x = 804,536,282.40 × 191,700,318.40
  4. Step 4: Simplify right side
    536,357,521.60x = 154,229,861,500,432,320
  5. Step 5: Solve for x
    x = 154,229,861,500,432,320/536,357,521.60
  6. Step 6: Final answer
    x = 287,550,477.60

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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.