Home / 255,778,814.40-383,227,322.40-119,184,043.20

Finding the Fourth Proportional to 255,778,814.40, 383,227,322.40 and 119,184,043.20

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Solution

The fourth proportional to 255,778,814.40, 383,227,322.40 and 119,184,043.20 is: 178,570,621.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,778,814.40 : 383,227,322.40 = 119,184,043.20 : x
  2. Step 2: Convert to fraction form
    255,778,814.40/383,227,322.40 = 119,184,043.20/x
  3. Step 3: Cross multiply
    255,778,814.40x = 383,227,322.40 × 119,184,043.20
  4. Step 4: Simplify right side
    255,778,814.40x = 45,674,581,748,341,928
  5. Step 5: Solve for x
    x = 45,674,581,748,341,928/255,778,814.40
  6. Step 6: Final answer
    x = 178,570,621.09

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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.