Home / 106,547,408.16-145,967,506.60-102,563,890.72

Finding the Fourth Proportional to 106,547,408.16, 145,967,506.60 and 102,563,890.72

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Solution

The fourth proportional to 106,547,408.16, 145,967,506.60 and 102,563,890.72 is: 140,510,179.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,547,408.16 : 145,967,506.60 = 102,563,890.72 : x
  2. Step 2: Convert to fraction form
    106,547,408.16/145,967,506.60 = 102,563,890.72/x
  3. Step 3: Cross multiply
    106,547,408.16x = 145,967,506.60 × 102,563,890.72
  4. Step 4: Simplify right side
    106,547,408.16x = 14,970,995,395,549,386
  5. Step 5: Solve for x
    x = 14,970,995,395,549,386/106,547,408.16
  6. Step 6: Final answer
    x = 140,510,179.03

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.