Home / 999,995,009.49-1,500,026,522.54-475,093,206.47

Finding the Fourth Proportional to 999,995,009.49, 1,500,026,522.54 and 475,093,206.47

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Solution

The fourth proportional to 999,995,009.49, 1,500,026,522.54 and 475,093,206.47 is: 712,655,966.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,995,009.49 : 1,500,026,522.54 = 475,093,206.47 : x
  2. Step 2: Convert to fraction form
    999,995,009.49/1,500,026,522.54 = 475,093,206.47/x
  3. Step 3: Cross multiply
    999,995,009.49x = 1,500,026,522.54 × 475,093,206.47
  4. Step 4: Simplify right side
    999,995,009.49x = 712,652,410,383,572,352
  5. Step 5: Solve for x
    x = 712,652,410,383,572,352/999,995,009.49
  6. Step 6: Final answer
    x = 712,655,966.90

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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.