Home / 417,147,969.34-575,402,348.89-247,482,086.46

Finding the Fourth Proportional to 417,147,969.34, 575,402,348.89 and 247,482,086.46

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Solution

The fourth proportional to 417,147,969.34, 575,402,348.89 and 247,482,086.46 is: 341,369,931.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,147,969.34 : 575,402,348.89 = 247,482,086.46 : x
  2. Step 2: Convert to fraction form
    417,147,969.34/575,402,348.89 = 247,482,086.46/x
  3. Step 3: Cross multiply
    417,147,969.34x = 575,402,348.89 × 247,482,086.46
  4. Step 4: Simplify right side
    417,147,969.34x = 142,401,773,855,476,784
  5. Step 5: Solve for x
    x = 142,401,773,855,476,784/417,147,969.34
  6. Step 6: Final answer
    x = 341,369,931.83

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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.