Home / 107,657,191.34-161,477,975.71-42,065,995.90

Finding the Fourth Proportional to 107,657,191.34, 161,477,975.71 and 42,065,995.90

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Solution

The fourth proportional to 107,657,191.34, 161,477,975.71 and 42,065,995.90 is: 63,095,941.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,657,191.34 : 161,477,975.71 = 42,065,995.90 : x
  2. Step 2: Convert to fraction form
    107,657,191.34/161,477,975.71 = 42,065,995.90/x
  3. Step 3: Cross multiply
    107,657,191.34x = 161,477,975.71 × 42,065,995.90
  4. Step 4: Simplify right side
    107,657,191.34x = 6,792,731,863,871,986
  5. Step 5: Solve for x
    x = 6,792,731,863,871,986/107,657,191.34
  6. Step 6: Final answer
    x = 63,095,941.66

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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.