Home / 290,442,096.83-435,755,242.65-103,692,033.50

Finding the Fourth Proportional to 290,442,096.83, 435,755,242.65 and 103,692,033.50

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Solution

The fourth proportional to 290,442,096.83, 435,755,242.65 and 103,692,033.50 is: 155,570,930.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,442,096.83 : 435,755,242.65 = 103,692,033.50 : x
  2. Step 2: Convert to fraction form
    290,442,096.83/435,755,242.65 = 103,692,033.50/x
  3. Step 3: Cross multiply
    290,442,096.83x = 435,755,242.65 × 103,692,033.50
  4. Step 4: Simplify right side
    290,442,096.83x = 45,184,347,216,874,504
  5. Step 5: Solve for x
    x = 45,184,347,216,874,504/290,442,096.83
  6. Step 6: Final answer
    x = 155,570,930.35

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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.