Home / 140,495,582.16-210,742,191-109,815,967.08

Finding the Fourth Proportional to 140,495,582.16, 210,742,191 and 109,815,967.08

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Solution

The fourth proportional to 140,495,582.16, 210,742,191 and 109,815,967.08 is: 164,723,026.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,495,582.16 : 210,742,191 = 109,815,967.08 : x
  2. Step 2: Convert to fraction form
    140,495,582.16/210,742,191 = 109,815,967.08/x
  3. Step 3: Cross multiply
    140,495,582.16x = 210,742,191 × 109,815,967.08
  4. Step 4: Simplify right side
    140,495,582.16x = 23,142,857,509,223,072
  5. Step 5: Solve for x
    x = 23,142,857,509,223,072/140,495,582.16
  6. Step 6: Final answer
    x = 164,723,026.54

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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.