Home / 121,254,423.21-181,879,008.75-33,813,607.10

Finding the Fourth Proportional to 121,254,423.21, 181,879,008.75 and 33,813,607.10

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Solution

The fourth proportional to 121,254,423.21, 181,879,008.75 and 33,813,607.10 is: 50,719,678.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,254,423.21 : 181,879,008.75 = 33,813,607.10 : x
  2. Step 2: Convert to fraction form
    121,254,423.21/181,879,008.75 = 33,813,607.10/x
  3. Step 3: Cross multiply
    121,254,423.21x = 181,879,008.75 × 33,813,607.10
  4. Step 4: Simplify right side
    121,254,423.21x = 6,149,985,340,700,567
  5. Step 5: Solve for x
    x = 6,149,985,340,700,567/121,254,423.21
  6. Step 6: Final answer
    x = 50,719,678.33

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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.