Home / 148,968,103.41-223,484,317.61-45,345,411.72

Finding the Fourth Proportional to 148,968,103.41, 223,484,317.61 and 45,345,411.72

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Solution

The fourth proportional to 148,968,103.41, 223,484,317.61 and 45,345,411.72 is: 68,027,907.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,968,103.41 : 223,484,317.61 = 45,345,411.72 : x
  2. Step 2: Convert to fraction form
    148,968,103.41/223,484,317.61 = 45,345,411.72/x
  3. Step 3: Cross multiply
    148,968,103.41x = 223,484,317.61 × 45,345,411.72
  4. Step 4: Simplify right side
    148,968,103.41x = 10,133,988,395,547,408
  5. Step 5: Solve for x
    x = 10,133,988,395,547,408/148,968,103.41
  6. Step 6: Final answer
    x = 68,027,907.74

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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.