Home / 459,944,681.60-690,252,945.60-323,895,785.60

Finding the Fourth Proportional to 459,944,681.60, 690,252,945.60 and 323,895,785.60

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Solution

The fourth proportional to 459,944,681.60, 690,252,945.60 and 323,895,785.60 is: 486,080,237.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,944,681.60 : 690,252,945.60 = 323,895,785.60 : x
  2. Step 2: Convert to fraction form
    459,944,681.60/690,252,945.60 = 323,895,785.60/x
  3. Step 3: Cross multiply
    459,944,681.60x = 690,252,945.60 × 323,895,785.60
  4. Step 4: Simplify right side
    459,944,681.60x = 223,570,020,077,826,080
  5. Step 5: Solve for x
    x = 223,570,020,077,826,080/459,944,681.60
  6. Step 6: Final answer
    x = 486,080,237.52

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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.