Home / 566,191,762,592.55-781,344,602,491.93-305,769,446,705.14

Finding the Fourth Proportional to 566,191,762,592.55, 781,344,602,491.93 and 305,769,446,705.14

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Solution

The fourth proportional to 566,191,762,592.55, 781,344,602,491.93 and 305,769,446,705.14 is: 421,961,820,313.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,191,762,592.55 : 781,344,602,491.93 = 305,769,446,705.14 : x
  2. Step 2: Convert to fraction form
    566,191,762,592.55/781,344,602,491.93 = 305,769,446,705.14/x
  3. Step 3: Cross multiply
    566,191,762,592.55x = 781,344,602,491.93 × 305,769,446,705.14
  4. Step 4: Simplify right side
    566,191,762,592.55x = 238,911,306,790,005,028,945,920
  5. Step 5: Solve for x
    x = 238,911,306,790,005,028,945,920/566,191,762,592.55
  6. Step 6: Final answer
    x = 421,961,820,313.40

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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.