Home / 532,118,293.72-734,216,744.55-297,132,798.22

Finding the Fourth Proportional to 532,118,293.72, 734,216,744.55 and 297,132,798.22

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Solution

The fourth proportional to 532,118,293.72, 734,216,744.55 and 297,132,798.22 is: 409,983,791.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,118,293.72 : 734,216,744.55 = 297,132,798.22 : x
  2. Step 2: Convert to fraction form
    532,118,293.72/734,216,744.55 = 297,132,798.22/x
  3. Step 3: Cross multiply
    532,118,293.72x = 734,216,744.55 × 297,132,798.22
  4. Step 4: Simplify right side
    532,118,293.72x = 218,159,875,807,399,136
  5. Step 5: Solve for x
    x = 218,159,875,807,399,136/532,118,293.72
  6. Step 6: Final answer
    x = 409,983,791.92

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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.