Home / 107,868,672,117.80-161,803,008,176.70-88,261,506,780.20

Finding the Fourth Proportional to 107,868,672,117.80, 161,803,008,176.70 and 88,261,506,780.20

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Solution

The fourth proportional to 107,868,672,117.80, 161,803,008,176.70 and 88,261,506,780.20 is: 132,392,260,170.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,868,672,117.80 : 161,803,008,176.70 = 88,261,506,780.20 : x
  2. Step 2: Convert to fraction form
    107,868,672,117.80/161,803,008,176.70 = 88,261,506,780.20/x
  3. Step 3: Cross multiply
    107,868,672,117.80x = 161,803,008,176.70 × 88,261,506,780.20
  4. Step 4: Simplify right side
    107,868,672,117.80x = 14,280,977,303,244,562,759,680
  5. Step 5: Solve for x
    x = 14,280,977,303,244,562,759,680/107,868,672,117.80
  6. Step 6: Final answer
    x = 132,392,260,170.30

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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.