Home / 375,147,184.48-517,706,154.30-207,886,239.64

Finding the Fourth Proportional to 375,147,184.48, 517,706,154.30 and 207,886,239.64

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Solution

The fourth proportional to 375,147,184.48, 517,706,154.30 and 207,886,239.64 is: 286,884,695.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,147,184.48 : 517,706,154.30 = 207,886,239.64 : x
  2. Step 2: Convert to fraction form
    375,147,184.48/517,706,154.30 = 207,886,239.64/x
  3. Step 3: Cross multiply
    375,147,184.48x = 517,706,154.30 × 207,886,239.64
  4. Step 4: Simplify right side
    375,147,184.48x = 107,623,985,655,912,608
  5. Step 5: Solve for x
    x = 107,623,985,655,912,608/375,147,184.48
  6. Step 6: Final answer
    x = 286,884,695.15

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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.