Home / 134,280,020.40-201,420,030.60-107,406,164.40

Finding the Fourth Proportional to 134,280,020.40, 201,420,030.60 and 107,406,164.40

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Solution

The fourth proportional to 134,280,020.40, 201,420,030.60 and 107,406,164.40 is: 161,109,246.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,280,020.40 : 201,420,030.60 = 107,406,164.40 : x
  2. Step 2: Convert to fraction form
    134,280,020.40/201,420,030.60 = 107,406,164.40/x
  3. Step 3: Cross multiply
    134,280,020.40x = 201,420,030.60 × 107,406,164.40
  4. Step 4: Simplify right side
    134,280,020.40x = 21,633,752,920,076,632
  5. Step 5: Solve for x
    x = 21,633,752,920,076,632/134,280,020.40
  6. Step 6: Final answer
    x = 161,109,246.60

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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.