Home / 96,773,729.40-145,011,294.90-83,933,998.20

Finding the Fourth Proportional to 96,773,729.40, 145,011,294.90 and 83,933,998.20

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Solution

The fourth proportional to 96,773,729.40, 145,011,294.90 and 83,933,998.20 is: 125,771,506.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,773,729.40 : 145,011,294.90 = 83,933,998.20 : x
  2. Step 2: Convert to fraction form
    96,773,729.40/145,011,294.90 = 83,933,998.20/x
  3. Step 3: Cross multiply
    96,773,729.40x = 145,011,294.90 × 83,933,998.20
  4. Step 4: Simplify right side
    96,773,729.40x = 12,171,377,765,116,270
  5. Step 5: Solve for x
    x = 12,171,377,765,116,270/96,773,729.40
  6. Step 6: Final answer
    x = 125,771,506.80

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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.