Home / 96,768,004.60-145,152,006.90-39,287,812.60

Finding the Fourth Proportional to 96,768,004.60, 145,152,006.90 and 39,287,812.60

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Solution

The fourth proportional to 96,768,004.60, 145,152,006.90 and 39,287,812.60 is: 58,931,718.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,768,004.60 : 145,152,006.90 = 39,287,812.60 : x
  2. Step 2: Convert to fraction form
    96,768,004.60/145,152,006.90 = 39,287,812.60/x
  3. Step 3: Cross multiply
    96,768,004.60x = 145,152,006.90 × 39,287,812.60
  4. Step 4: Simplify right side
    96,768,004.60x = 5,702,704,845,601,107
  5. Step 5: Solve for x
    x = 5,702,704,845,601,107/96,768,004.60
  6. Step 6: Final answer
    x = 58,931,718.90

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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.