Home / 773,143,877,941.28-1,066,971,620,047.20-430,587,685,990.96

Finding the Fourth Proportional to 773,143,877,941.28, 1,066,971,620,047.20 and 430,587,685,990.96

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Solution

The fourth proportional to 773,143,877,941.28, 1,066,971,620,047.20 and 430,587,685,990.96 is: 594,229,423,529.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,143,877,941.28 : 1,066,971,620,047.20 = 430,587,685,990.96 : x
  2. Step 2: Convert to fraction form
    773,143,877,941.28/1,066,971,620,047.20 = 430,587,685,990.96/x
  3. Step 3: Cross multiply
    773,143,877,941.28x = 1,066,971,620,047.20 × 430,587,685,990.96
  4. Step 4: Simplify right side
    773,143,877,941.28x = 459,424,840,894,149,614,895,104
  5. Step 5: Solve for x
    x = 459,424,840,894,149,614,895,104/773,143,877,941.28
  6. Step 6: Final answer
    x = 594,229,423,529.17

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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.