Home / 65,229,492,222.76-90,015,288,372.18-37,764,236,966.92

Finding the Fourth Proportional to 65,229,492,222.76, 90,015,288,372.18 and 37,764,236,966.92

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Solution

The fourth proportional to 65,229,492,222.76, 90,015,288,372.18 and 37,764,236,966.92 is: 52,113,830,184.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,229,492,222.76 : 90,015,288,372.18 = 37,764,236,966.92 : x
  2. Step 2: Convert to fraction form
    65,229,492,222.76/90,015,288,372.18 = 37,764,236,966.92/x
  3. Step 3: Cross multiply
    65,229,492,222.76x = 90,015,288,372.18 × 37,764,236,966.92
  4. Step 4: Simplify right side
    65,229,492,222.76x = 3,399,358,680,732,643,360,768
  5. Step 5: Solve for x
    x = 3,399,358,680,732,643,360,768/65,229,492,222.76
  6. Step 6: Final answer
    x = 52,113,830,184.72

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1.5x scale

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.