Home / 781,668,066,203.70-1,171,830,577,184.90-271,660,572,501.91

Finding the Fourth Proportional to 781,668,066,203.70, 1,171,830,577,184.90 and 271,660,572,501.91

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Solution

The fourth proportional to 781,668,066,203.70, 1,171,830,577,184.90 and 271,660,572,501.91 is: 407,257,478,253.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,668,066,203.70 : 1,171,830,577,184.90 = 271,660,572,501.91 : x
  2. Step 2: Convert to fraction form
    781,668,066,203.70/1,171,830,577,184.90 = 271,660,572,501.91/x
  3. Step 3: Cross multiply
    781,668,066,203.70x = 1,171,830,577,184.90 × 271,660,572,501.91
  4. Step 4: Simplify right side
    781,668,066,203.70x = 318,340,165,473,293,526,106,112
  5. Step 5: Solve for x
    x = 318,340,165,473,293,526,106,112/781,668,066,203.70
  6. Step 6: Final answer
    x = 407,257,478,253.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.