Home / 64,656,831.10-96,985,246.65-57,641,809.90

Finding the Fourth Proportional to 64,656,831.10, 96,985,246.65 and 57,641,809.90

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Solution

The fourth proportional to 64,656,831.10, 96,985,246.65 and 57,641,809.90 is: 86,462,714.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,656,831.10 : 96,985,246.65 = 57,641,809.90 : x
  2. Step 2: Convert to fraction form
    64,656,831.10/96,985,246.65 = 57,641,809.90/x
  3. Step 3: Cross multiply
    64,656,831.10x = 96,985,246.65 × 57,641,809.90
  4. Step 4: Simplify right side
    64,656,831.10x = 5,590,405,150,503,912
  5. Step 5: Solve for x
    x = 5,590,405,150,503,912/64,656,831.10
  6. Step 6: Final answer
    x = 86,462,714.85

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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.