Home / 75,087,016.55-105,424,154.05-75,087,016.55

Finding the Fourth Proportional to 75,087,016.55, 105,424,154.05 and 75,087,016.55

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Solution

The fourth proportional to 75,087,016.55, 105,424,154.05 and 75,087,016.55 is: 105,424,154.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,087,016.55 : 105,424,154.05 = 75,087,016.55 : x
  2. Step 2: Convert to fraction form
    75,087,016.55/105,424,154.05 = 75,087,016.55/x
  3. Step 3: Cross multiply
    75,087,016.55x = 105,424,154.05 × 75,087,016.55
  4. Step 4: Simplify right side
    75,087,016.55x = 7,915,985,199,922,099
  5. Step 5: Solve for x
    x = 7,915,985,199,922,099/75,087,016.55
  6. Step 6: Final answer
    x = 105,424,154.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.