Home / 291,820,137.48-402,672,017.98-174,320,525.39

Finding the Fourth Proportional to 291,820,137.48, 402,672,017.98 and 174,320,525.39

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Solution

The fourth proportional to 291,820,137.48, 402,672,017.98 and 174,320,525.39 is: 240,538,567.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,820,137.48 : 402,672,017.98 = 174,320,525.39 : x
  2. Step 2: Convert to fraction form
    291,820,137.48/402,672,017.98 = 174,320,525.39/x
  3. Step 3: Cross multiply
    291,820,137.48x = 402,672,017.98 × 174,320,525.39
  4. Step 4: Simplify right side
    291,820,137.48x = 70,193,997,732,329,664
  5. Step 5: Solve for x
    x = 70,193,997,732,329,664/291,820,137.48
  6. Step 6: Final answer
    x = 240,538,567.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.