Home / 103,031,072.66-154,552,500.30-29,249,081.51

Finding the Fourth Proportional to 103,031,072.66, 154,552,500.30 and 29,249,081.51

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Solution

The fourth proportional to 103,031,072.66, 154,552,500.30 and 29,249,081.51 is: 43,875,294.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,031,072.66 : 154,552,500.30 = 29,249,081.51 : x
  2. Step 2: Convert to fraction form
    103,031,072.66/154,552,500.30 = 29,249,081.51/x
  3. Step 3: Cross multiply
    103,031,072.66x = 154,552,500.30 × 29,249,081.51
  4. Step 4: Simplify right side
    103,031,072.66x = 4,520,518,679,407,845
  5. Step 5: Solve for x
    x = 4,520,518,679,407,845/103,031,072.66
  6. Step 6: Final answer
    x = 43,875,294.73

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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.