Home / 431,047,312,315.76-594,849,140,014.92-238,372,522,736.24

Finding the Fourth Proportional to 431,047,312,315.76, 594,849,140,014.92 and 238,372,522,736.24

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Solution

The fourth proportional to 431,047,312,315.76, 594,849,140,014.92 and 238,372,522,736.24 is: 328,956,209,913.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,047,312,315.76 : 594,849,140,014.92 = 238,372,522,736.24 : x
  2. Step 2: Convert to fraction form
    431,047,312,315.76/594,849,140,014.92 = 238,372,522,736.24/x
  3. Step 3: Cross multiply
    431,047,312,315.76x = 594,849,140,014.92 × 238,372,522,736.24
  4. Step 4: Simplify right side
    431,047,312,315.76x = 141,795,690,152,839,335,641,088
  5. Step 5: Solve for x
    x = 141,795,690,152,839,335,641,088/431,047,312,315.76
  6. Step 6: Final answer
    x = 328,956,209,913.61

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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.