Home / 113,552,021.10-170,328,031.65-40,803,653.10

Finding the Fourth Proportional to 113,552,021.10, 170,328,031.65 and 40,803,653.10

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Solution

The fourth proportional to 113,552,021.10, 170,328,031.65 and 40,803,653.10 is: 61,205,479.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,552,021.10 : 170,328,031.65 = 40,803,653.10 : x
  2. Step 2: Convert to fraction form
    113,552,021.10/170,328,031.65 = 40,803,653.10/x
  3. Step 3: Cross multiply
    113,552,021.10x = 170,328,031.65 × 40,803,653.10
  4. Step 4: Simplify right side
    113,552,021.10x = 6,950,005,916,652,421
  5. Step 5: Solve for x
    x = 6,950,005,916,652,421/113,552,021.10
  6. Step 6: Final answer
    x = 61,205,479.65

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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.