Home / 771,154,816.32-1,064,224,159.68-432,066,216.60

Finding the Fourth Proportional to 771,154,816.32, 1,064,224,159.68 and 432,066,216.60

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Solution

The fourth proportional to 771,154,816.32, 1,064,224,159.68 and 432,066,216.60 is: 596,268,474.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,154,816.32 : 1,064,224,159.68 = 432,066,216.60 : x
  2. Step 2: Convert to fraction form
    771,154,816.32/1,064,224,159.68 = 432,066,216.60/x
  3. Step 3: Cross multiply
    771,154,816.32x = 1,064,224,159.68 × 432,066,216.60
  4. Step 4: Simplify right side
    771,154,816.32x = 459,815,306,287,251,840
  5. Step 5: Solve for x
    x = 459,815,306,287,251,840/771,154,816.32
  6. Step 6: Final answer
    x = 596,268,474.96

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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.