Home / 64,702,571,123.10-97,053,856,684.65-54,254,015,910.30

Finding the Fourth Proportional to 64,702,571,123.10, 97,053,856,684.65 and 54,254,015,910.30

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Solution

The fourth proportional to 64,702,571,123.10, 97,053,856,684.65 and 54,254,015,910.30 is: 81,381,023,865.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,702,571,123.10 : 97,053,856,684.65 = 54,254,015,910.30 : x
  2. Step 2: Convert to fraction form
    64,702,571,123.10/97,053,856,684.65 = 54,254,015,910.30/x
  3. Step 3: Cross multiply
    64,702,571,123.10x = 97,053,856,684.65 × 54,254,015,910.30
  4. Step 4: Simplify right side
    64,702,571,123.10x = 5,265,561,484,724,976,746,496
  5. Step 5: Solve for x
    x = 5,265,561,484,724,976,746,496/64,702,571,123.10
  6. Step 6: Final answer
    x = 81,381,023,865.45

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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.