Home / 96,768,165.90-145,164,690.45-48,270,809.10

Finding the Fourth Proportional to 96,768,165.90, 145,164,690.45 and 48,270,809.10

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Solution

The fourth proportional to 96,768,165.90, 145,164,690.45 and 48,270,809.10 is: 72,412,419.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,768,165.90 : 145,164,690.45 = 48,270,809.10 : x
  2. Step 2: Convert to fraction form
    96,768,165.90/145,164,690.45 = 48,270,809.10/x
  3. Step 3: Cross multiply
    96,768,165.90x = 145,164,690.45 × 48,270,809.10
  4. Step 4: Simplify right side
    96,768,165.90x = 7,007,217,060,772,543
  5. Step 5: Solve for x
    x = 7,007,217,060,772,543/96,768,165.90
  6. Step 6: Final answer
    x = 72,412,419.89

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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.