Home / 566,191,762,590.30-781,344,602,488.83-305,769,446,702.89

Finding the Fourth Proportional to 566,191,762,590.30, 781,344,602,488.83 and 305,769,446,702.89

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Solution

The fourth proportional to 566,191,762,590.30, 781,344,602,488.83 and 305,769,446,702.89 is: 421,961,820,310.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,191,762,590.30 : 781,344,602,488.83 = 305,769,446,702.89 : x
  2. Step 2: Convert to fraction form
    566,191,762,590.30/781,344,602,488.83 = 305,769,446,702.89/x
  3. Step 3: Cross multiply
    566,191,762,590.30x = 781,344,602,488.83 × 305,769,446,702.89
  4. Step 4: Simplify right side
    566,191,762,590.30x = 238,911,306,787,299,065,331,712
  5. Step 5: Solve for x
    x = 238,911,306,787,299,065,331,712/566,191,762,590.30
  6. Step 6: Final answer
    x = 421,961,820,310.30

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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.