Home / 566,191,762,582.59-781,344,602,478.21-305,769,446,695.11

Finding the Fourth Proportional to 566,191,762,582.59, 781,344,602,478.21 and 305,769,446,695.11

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Solution

The fourth proportional to 566,191,762,582.59, 781,344,602,478.21 and 305,769,446,695.11 is: 421,961,820,299.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,191,762,582.59 : 781,344,602,478.21 = 305,769,446,695.11 : x
  2. Step 2: Convert to fraction form
    566,191,762,582.59/781,344,602,478.21 = 305,769,446,695.11/x
  3. Step 3: Cross multiply
    566,191,762,582.59x = 781,344,602,478.21 × 305,769,446,695.11
  4. Step 4: Simplify right side
    566,191,762,582.59x = 238,911,306,777,972,912,947,200
  5. Step 5: Solve for x
    x = 238,911,306,777,972,912,947,200/566,191,762,582.59
  6. Step 6: Final answer
    x = 421,961,820,299.57

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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.