Home / 70,315,815.96-97,026,623.88-40,547,563.50

Finding the Fourth Proportional to 70,315,815.96, 97,026,623.88 and 40,547,563.50

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Solution

The fourth proportional to 70,315,815.96, 97,026,623.88 and 40,547,563.50 is: 55,950,331.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,315,815.96 : 97,026,623.88 = 40,547,563.50 : x
  2. Step 2: Convert to fraction form
    70,315,815.96/97,026,623.88 = 40,547,563.50/x
  3. Step 3: Cross multiply
    70,315,815.96x = 97,026,623.88 × 40,547,563.50
  4. Step 4: Simplify right side
    70,315,815.96x = 3,934,193,192,964,916
  5. Step 5: Solve for x
    x = 3,934,193,192,964,916/70,315,815.96
  6. Step 6: Final answer
    x = 55,950,331.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.