Home / 473,209,017.03-653,030,469.90-258,631,995.87

Finding the Fourth Proportional to 473,209,017.03, 653,030,469.90 and 258,631,995.87

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Solution

The fourth proportional to 473,209,017.03, 653,030,469.90 and 258,631,995.87 is: 356,913,261.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,209,017.03 : 653,030,469.90 = 258,631,995.87 : x
  2. Step 2: Convert to fraction form
    473,209,017.03/653,030,469.90 = 258,631,995.87/x
  3. Step 3: Cross multiply
    473,209,017.03x = 653,030,469.90 × 258,631,995.87
  4. Step 4: Simplify right side
    473,209,017.03x = 168,894,573,794,160,960
  5. Step 5: Solve for x
    x = 168,894,573,794,160,960/473,209,017.03
  6. Step 6: Final answer
    x = 356,913,261.83

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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.