Home / 107,617,525,926.40-161,426,288,889.60-79,723,250,718.40

Finding the Fourth Proportional to 107,617,525,926.40, 161,426,288,889.60 and 79,723,250,718.40

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Solution

The fourth proportional to 107,617,525,926.40, 161,426,288,889.60 and 79,723,250,718.40 is: 119,584,876,077.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,617,525,926.40 : 161,426,288,889.60 = 79,723,250,718.40 : x
  2. Step 2: Convert to fraction form
    107,617,525,926.40/161,426,288,889.60 = 79,723,250,718.40/x
  3. Step 3: Cross multiply
    107,617,525,926.40x = 161,426,288,889.60 × 79,723,250,718.40
  4. Step 4: Simplify right side
    107,617,525,926.40x = 12,869,428,501,686,448,553,984
  5. Step 5: Solve for x
    x = 12,869,428,501,686,448,553,984/107,617,525,926.40
  6. Step 6: Final answer
    x = 119,584,876,077.60

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1.5x scale

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.