Home / 433,744,725.90-651,120,973.65-261,416,124.30

Finding the Fourth Proportional to 433,744,725.90, 651,120,973.65 and 261,416,124.30

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Solution

The fourth proportional to 433,744,725.90, 651,120,973.65 and 261,416,124.30 is: 392,427,875.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,744,725.90 : 651,120,973.65 = 261,416,124.30 : x
  2. Step 2: Convert to fraction form
    433,744,725.90/651,120,973.65 = 261,416,124.30/x
  3. Step 3: Cross multiply
    433,744,725.90x = 651,120,973.65 × 261,416,124.30
  4. Step 4: Simplify right side
    433,744,725.90x = 170,213,521,382,025,440
  5. Step 5: Solve for x
    x = 170,213,521,382,025,440/433,744,725.90
  6. Step 6: Final answer
    x = 392,427,875.70

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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.