Home / 145,185,596.10-217,778,394.15-112,307,112.90

Finding the Fourth Proportional to 145,185,596.10, 217,778,394.15 and 112,307,112.90

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Solution

The fourth proportional to 145,185,596.10, 217,778,394.15 and 112,307,112.90 is: 168,460,669.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,185,596.10 : 217,778,394.15 = 112,307,112.90 : x
  2. Step 2: Convert to fraction form
    145,185,596.10/217,778,394.15 = 112,307,112.90/x
  3. Step 3: Cross multiply
    145,185,596.10x = 217,778,394.15 × 112,307,112.90
  4. Step 4: Simplify right side
    145,185,596.10x = 24,458,062,698,984,752
  5. Step 5: Solve for x
    x = 24,458,062,698,984,752/145,185,596.10
  6. Step 6: Final answer
    x = 168,460,669.35

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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.