Home / 788,141,591,804.32-1,182,092,937,810.30-214,502,406,115.28

Finding the Fourth Proportional to 788,141,591,804.32, 1,182,092,937,810.30 and 214,502,406,115.28

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Solution

The fourth proportional to 788,141,591,804.32, 1,182,092,937,810.30 and 214,502,406,115.28 is: 321,721,099,417.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,141,591,804.32 : 1,182,092,937,810.30 = 214,502,406,115.28 : x
  2. Step 2: Convert to fraction form
    788,141,591,804.32/1,182,092,937,810.30 = 214,502,406,115.28/x
  3. Step 3: Cross multiply
    788,141,591,804.32x = 1,182,092,937,810.30 × 214,502,406,115.28
  4. Step 4: Simplify right side
    788,141,591,804.32x = 253,561,779,412,189,415,735,296
  5. Step 5: Solve for x
    x = 253,561,779,412,189,415,735,296/788,141,591,804.32
  6. Step 6: Final answer
    x = 321,721,099,417.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.