Home / 64,752,145.40-97,128,218.10-32,503,518.20

Finding the Fourth Proportional to 64,752,145.40, 97,128,218.10 and 32,503,518.20

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Solution

The fourth proportional to 64,752,145.40, 97,128,218.10 and 32,503,518.20 is: 48,755,277.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,752,145.40 : 97,128,218.10 = 32,503,518.20 : x
  2. Step 2: Convert to fraction form
    64,752,145.40/97,128,218.10 = 32,503,518.20/x
  3. Step 3: Cross multiply
    64,752,145.40x = 97,128,218.10 × 32,503,518.20
  4. Step 4: Simplify right side
    64,752,145.40x = 3,157,008,804,746,919
  5. Step 5: Solve for x
    x = 3,157,008,804,746,919/64,752,145.40
  6. Step 6: Final answer
    x = 48,755,277.30

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1.5x scale

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.