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Finding the Fourth Proportional to 576,547,662.13, 864,968,968.02 and 167,603,812.63

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Solution

The fourth proportional to 576,547,662.13, 864,968,968.02 and 167,603,812.63 is: 251,448,590.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,547,662.13 : 864,968,968.02 = 167,603,812.63 : x
  2. Step 2: Convert to fraction form
    576,547,662.13/864,968,968.02 = 167,603,812.63/x
  3. Step 3: Cross multiply
    576,547,662.13x = 864,968,968.02 × 167,603,812.63
  4. Step 4: Simplify right side
    576,547,662.13x = 144,972,096,846,788,544
  5. Step 5: Solve for x
    x = 144,972,096,846,788,544/576,547,662.13
  6. Step 6: Final answer
    x = 251,448,590.24

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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.