Home / 97,153,054.20-145,636,269.30-56,170,423.80

Finding the Fourth Proportional to 97,153,054.20, 145,636,269.30 and 56,170,423.80

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Solution

The fourth proportional to 97,153,054.20, 145,636,269.30 and 56,170,423.80 is: 84,201,686.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,153,054.20 : 145,636,269.30 = 56,170,423.80 : x
  2. Step 2: Convert to fraction form
    97,153,054.20/145,636,269.30 = 56,170,423.80/x
  3. Step 3: Cross multiply
    97,153,054.20x = 145,636,269.30 × 56,170,423.80
  4. Step 4: Simplify right side
    97,153,054.20x = 8,180,450,967,231,930
  5. Step 5: Solve for x
    x = 8,180,450,967,231,930/97,153,054.20
  6. Step 6: Final answer
    x = 84,201,686.04

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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.