Home / 566,191,762,607.26-781,344,602,512.15-305,769,446,719.78

Finding the Fourth Proportional to 566,191,762,607.26, 781,344,602,512.15 and 305,769,446,719.78

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Solution

The fourth proportional to 566,191,762,607.26, 781,344,602,512.15 and 305,769,446,719.78 is: 421,961,820,333.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,191,762,607.26 : 781,344,602,512.15 = 305,769,446,719.78 : x
  2. Step 2: Convert to fraction form
    566,191,762,607.26/781,344,602,512.15 = 305,769,446,719.78/x
  3. Step 3: Cross multiply
    566,191,762,607.26x = 781,344,602,512.15 × 305,769,446,719.78
  4. Step 4: Simplify right side
    566,191,762,607.26x = 238,911,306,807,626,575,118,336
  5. Step 5: Solve for x
    x = 238,911,306,807,626,575,118,336/566,191,762,607.26
  6. Step 6: Final answer
    x = 421,961,820,333.56

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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.