Home / 1,114,875,512.34-1,672,205,208.84-338,527,997.52

Finding the Fourth Proportional to 1,114,875,512.34, 1,672,205,208.84 and 338,527,997.52

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Solution

The fourth proportional to 1,114,875,512.34, 1,672,205,208.84 and 338,527,997.52 is: 507,759,184.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,875,512.34 : 1,672,205,208.84 = 338,527,997.52 : x
  2. Step 2: Convert to fraction form
    1,114,875,512.34/1,672,205,208.84 = 338,527,997.52/x
  3. Step 3: Cross multiply
    1,114,875,512.34x = 1,672,205,208.84 × 338,527,997.52
  4. Step 4: Simplify right side
    1,114,875,512.34x = 566,088,280,791,118,528
  5. Step 5: Solve for x
    x = 566,088,280,791,118,528/1,114,875,512.34
  6. Step 6: Final answer
    x = 507,759,184.34

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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.