Home / 660,761,138,751.60-911,850,415,326.33-367,779,774,047.65

Finding the Fourth Proportional to 660,761,138,751.60, 911,850,415,326.33 and 367,779,774,047.65

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Solution

The fourth proportional to 660,761,138,751.60, 911,850,415,326.33 and 367,779,774,047.65 is: 507,536,112,592.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    660,761,138,751.60 : 911,850,415,326.33 = 367,779,774,047.65 : x
  2. Step 2: Convert to fraction form
    660,761,138,751.60/911,850,415,326.33 = 367,779,774,047.65/x
  3. Step 3: Cross multiply
    660,761,138,751.60x = 911,850,415,326.33 × 367,779,774,047.65
  4. Step 4: Simplify right side
    660,761,138,751.60x = 335,360,139,713,973,489,500,160
  5. Step 5: Solve for x
    x = 335,360,139,713,973,489,500,160/660,761,138,751.60
  6. Step 6: Final answer
    x = 507,536,112,592.19

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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.