Home / 473,549,712.62-653,174,346.70-308,760,487.34

Finding the Fourth Proportional to 473,549,712.62, 653,174,346.70 and 308,760,487.34

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Solution

The fourth proportional to 473,549,712.62, 653,174,346.70 and 308,760,487.34 is: 425,878,052.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,549,712.62 : 653,174,346.70 = 308,760,487.34 : x
  2. Step 2: Convert to fraction form
    473,549,712.62/653,174,346.70 = 308,760,487.34/x
  3. Step 3: Cross multiply
    473,549,712.62x = 653,174,346.70 × 308,760,487.34
  4. Step 4: Simplify right side
    473,549,712.62x = 201,674,429,605,078,112
  5. Step 5: Solve for x
    x = 201,674,429,605,078,112/473,549,712.62
  6. Step 6: Final answer
    x = 425,878,052.99

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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.