Home / 478,724,225.56-660,669,037.08-264,141,821.38

Finding the Fourth Proportional to 478,724,225.56, 660,669,037.08 and 264,141,821.38

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Solution

The fourth proportional to 478,724,225.56, 660,669,037.08 and 264,141,821.38 is: 364,532,048.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    478,724,225.56 : 660,669,037.08 = 264,141,821.38 : x
  2. Step 2: Convert to fraction form
    478,724,225.56/660,669,037.08 = 264,141,821.38/x
  3. Step 3: Cross multiply
    478,724,225.56x = 660,669,037.08 × 264,141,821.38
  4. Step 4: Simplify right side
    478,724,225.56x = 174,510,322,783,681,952
  5. Step 5: Solve for x
    x = 174,510,322,783,681,952/478,724,225.56
  6. Step 6: Final answer
    x = 364,532,048.86

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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.