Home / 660,761,138,750.74-911,850,415,325.17-367,779,774,046.85

Finding the Fourth Proportional to 660,761,138,750.74, 911,850,415,325.17 and 367,779,774,046.85

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Solution

The fourth proportional to 660,761,138,750.74, 911,850,415,325.17 and 367,779,774,046.85 is: 507,536,112,591.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    660,761,138,750.74 : 911,850,415,325.17 = 367,779,774,046.85 : x
  2. Step 2: Convert to fraction form
    660,761,138,750.74/911,850,415,325.17 = 367,779,774,046.85/x
  3. Step 3: Cross multiply
    660,761,138,750.74x = 911,850,415,325.17 × 367,779,774,046.85
  4. Step 4: Simplify right side
    660,761,138,750.74x = 335,360,139,712,817,337,991,168
  5. Step 5: Solve for x
    x = 335,360,139,712,817,337,991,168/660,761,138,750.74
  6. Step 6: Final answer
    x = 507,536,112,591.10

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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.