Home / 70,942,248.46-97,900,259.57-38,347,200.46

Finding the Fourth Proportional to 70,942,248.46, 97,900,259.57 and 38,347,200.46

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Solution

The fourth proportional to 70,942,248.46, 97,900,259.57 and 38,347,200.46 is: 52,919,113.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,942,248.46 : 97,900,259.57 = 38,347,200.46 : x
  2. Step 2: Convert to fraction form
    70,942,248.46/97,900,259.57 = 38,347,200.46/x
  3. Step 3: Cross multiply
    70,942,248.46x = 97,900,259.57 × 38,347,200.46
  4. Step 4: Simplify right side
    70,942,248.46x = 3,754,200,878,380,337
  5. Step 5: Solve for x
    x = 3,754,200,878,380,337/70,942,248.46
  6. Step 6: Final answer
    x = 52,919,113.22

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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.