Home / 1,072,664,649.34-1,608,128,690.50-335,355,031.21

Finding the Fourth Proportional to 1,072,664,649.34, 1,608,128,690.50 and 335,355,031.21

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Solution

The fourth proportional to 1,072,664,649.34, 1,608,128,690.50 and 335,355,031.21 is: 502,761,088.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,664,649.34 : 1,608,128,690.50 = 335,355,031.21 : x
  2. Step 2: Convert to fraction form
    1,072,664,649.34/1,608,128,690.50 = 335,355,031.21/x
  3. Step 3: Cross multiply
    1,072,664,649.34x = 1,608,128,690.50 × 335,355,031.21
  4. Step 4: Simplify right side
    1,072,664,649.34x = 539,294,047,192,323,904
  5. Step 5: Solve for x
    x = 539,294,047,192,323,904/1,072,664,649.34
  6. Step 6: Final answer
    x = 502,761,088.96

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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.