Home / 566,191,762,589.30-781,344,602,487.45-305,769,446,701.89

Finding the Fourth Proportional to 566,191,762,589.30, 781,344,602,487.45 and 305,769,446,701.89

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Solution

The fourth proportional to 566,191,762,589.30, 781,344,602,487.45 and 305,769,446,701.89 is: 421,961,820,308.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,191,762,589.30 : 781,344,602,487.45 = 305,769,446,701.89 : x
  2. Step 2: Convert to fraction form
    566,191,762,589.30/781,344,602,487.45 = 305,769,446,701.89/x
  3. Step 3: Cross multiply
    566,191,762,589.30x = 781,344,602,487.45 × 305,769,446,701.89
  4. Step 4: Simplify right side
    566,191,762,589.30x = 238,911,306,786,095,769,845,760
  5. Step 5: Solve for x
    x = 238,911,306,786,095,769,845,760/566,191,762,589.30
  6. Step 6: Final answer
    x = 421,961,820,308.92

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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.