Home / 12,884,837,610.38-17,780,797,207.02-7,459,602,005.22

Finding the Fourth Proportional to 12,884,837,610.38, 17,780,797,207.02 and 7,459,602,005.22

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Solution

The fourth proportional to 12,884,837,610.38, 17,780,797,207.02 and 7,459,602,005.22 is: 10,294,089,418.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,884,837,610.38 : 17,780,797,207.02 = 7,459,602,005.22 : x
  2. Step 2: Convert to fraction form
    12,884,837,610.38/17,780,797,207.02 = 7,459,602,005.22/x
  3. Step 3: Cross multiply
    12,884,837,610.38x = 17,780,797,207.02 × 7,459,602,005.22
  4. Step 4: Simplify right side
    12,884,837,610.38x = 132,637,670,499,896,573,952
  5. Step 5: Solve for x
    x = 132,637,670,499,896,573,952/12,884,837,610.38
  6. Step 6: Final answer
    x = 10,294,089,418.18

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1.5x scale

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.