Home / 89,720,762.73-123,814,763.51-48,467,655.11

Finding the Fourth Proportional to 89,720,762.73, 123,814,763.51 and 48,467,655.11

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Solution

The fourth proportional to 89,720,762.73, 123,814,763.51 and 48,467,655.11 is: 66,885,423.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,720,762.73 : 123,814,763.51 = 48,467,655.11 : x
  2. Step 2: Convert to fraction form
    89,720,762.73/123,814,763.51 = 48,467,655.11/x
  3. Step 3: Cross multiply
    89,720,762.73x = 123,814,763.51 × 48,467,655.11
  4. Step 4: Simplify right side
    89,720,762.73x = 6,001,011,254,709,819
  5. Step 5: Solve for x
    x = 6,001,011,254,709,819/89,720,762.73
  6. Step 6: Final answer
    x = 66,885,423.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.