Home / 70,890,476,159.58-97,829,151,844.96-38,337,689,805.15

Finding the Fourth Proportional to 70,890,476,159.58, 97,829,151,844.96 and 38,337,689,805.15

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Solution

The fourth proportional to 70,890,476,159.58, 97,829,151,844.96 and 38,337,689,805.15 is: 52,906,171,329.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,890,476,159.58 : 97,829,151,844.96 = 38,337,689,805.15 : x
  2. Step 2: Convert to fraction form
    70,890,476,159.58/97,829,151,844.96 = 38,337,689,805.15/x
  3. Step 3: Cross multiply
    70,890,476,159.58x = 97,829,151,844.96 × 38,337,689,805.15
  4. Step 4: Simplify right side
    70,890,476,159.58x = 3,750,543,677,332,994,916,352
  5. Step 5: Solve for x
    x = 3,750,543,677,332,994,916,352/70,890,476,159.58
  6. Step 6: Final answer
    x = 52,906,171,329.56

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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.