Home / 566,191,762,591.47-781,344,602,490.80-305,769,446,704.29

Finding the Fourth Proportional to 566,191,762,591.47, 781,344,602,490.80 and 305,769,446,704.29

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Solution

The fourth proportional to 566,191,762,591.47, 781,344,602,490.80 and 305,769,446,704.29 is: 421,961,820,312.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,191,762,591.47 : 781,344,602,490.80 = 305,769,446,704.29 : x
  2. Step 2: Convert to fraction form
    566,191,762,591.47/781,344,602,490.80 = 305,769,446,704.29/x
  3. Step 3: Cross multiply
    566,191,762,591.47x = 781,344,602,490.80 × 305,769,446,704.29
  4. Step 4: Simplify right side
    566,191,762,591.47x = 238,911,306,788,995,308,978,176
  5. Step 5: Solve for x
    x = 238,911,306,788,995,308,978,176/566,191,762,591.47
  6. Step 6: Final answer
    x = 421,961,820,312.42

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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.