Home / 418,614,953.96-577,688,637.94-233,019,813.64

Finding the Fourth Proportional to 418,614,953.96, 577,688,637.94 and 233,019,813.64

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Solution

The fourth proportional to 418,614,953.96, 577,688,637.94 and 233,019,813.64 is: 321,567,343.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,614,953.96 : 577,688,637.94 = 233,019,813.64 : x
  2. Step 2: Convert to fraction form
    418,614,953.96/577,688,637.94 = 233,019,813.64/x
  3. Step 3: Cross multiply
    418,614,953.96x = 577,688,637.94 × 233,019,813.64
  4. Step 4: Simplify right side
    418,614,953.96x = 134,612,898,754,724,240
  5. Step 5: Solve for x
    x = 134,612,898,754,724,240/418,614,953.96
  6. Step 6: Final answer
    x = 321,567,343.64

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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.