Home / 536,813,779.71-805,453,837.80-291,343,838.61

Finding the Fourth Proportional to 536,813,779.71, 805,453,837.80 and 291,343,838.61

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Solution

The fourth proportional to 536,813,779.71, 805,453,837.80 and 291,343,838.61 is: 437,142,304.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,813,779.71 : 805,453,837.80 = 291,343,838.61 : x
  2. Step 2: Convert to fraction form
    536,813,779.71/805,453,837.80 = 291,343,838.61/x
  3. Step 3: Cross multiply
    536,813,779.71x = 805,453,837.80 × 291,343,838.61
  4. Step 4: Simplify right side
    536,813,779.71x = 234,664,012,927,808,320
  5. Step 5: Solve for x
    x = 234,664,012,927,808,320/536,813,779.71
  6. Step 6: Final answer
    x = 437,142,304.83

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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.