Home / 459,704,041.10-689,891,984.85-323,655,145.10

Finding the Fourth Proportional to 459,704,041.10, 689,891,984.85 and 323,655,145.10

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Solution

The fourth proportional to 459,704,041.10, 689,891,984.85 and 323,655,145.10 is: 485,719,224.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,704,041.10 : 689,891,984.85 = 323,655,145.10 : x
  2. Step 2: Convert to fraction form
    459,704,041.10/689,891,984.85 = 323,655,145.10/x
  3. Step 3: Cross multiply
    459,704,041.10x = 689,891,984.85 × 323,655,145.10
  4. Step 4: Simplify right side
    459,704,041.10x = 223,287,090,459,953,760
  5. Step 5: Solve for x
    x = 223,287,090,459,953,760/459,704,041.10
  6. Step 6: Final answer
    x = 485,719,224.76

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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.