Home / 667,057,669.84-920,002,829.69-586,417,240.38

Finding the Fourth Proportional to 667,057,669.84, 920,002,829.69 and 586,417,240.38

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Solution

The fourth proportional to 667,057,669.84, 920,002,829.69 and 586,417,240.38 is: 808,783,925.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,057,669.84 : 920,002,829.69 = 586,417,240.38 : x
  2. Step 2: Convert to fraction form
    667,057,669.84/920,002,829.69 = 586,417,240.38/x
  3. Step 3: Cross multiply
    667,057,669.84x = 920,002,829.69 × 586,417,240.38
  4. Step 4: Simplify right side
    667,057,669.84x = 539,505,520,533,516,928
  5. Step 5: Solve for x
    x = 539,505,520,533,516,928/667,057,669.84
  6. Step 6: Final answer
    x = 808,783,925.18

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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.