Home / 66,730,779.60-100,096,169.40-52,398,056.40

Finding the Fourth Proportional to 66,730,779.60, 100,096,169.40 and 52,398,056.40

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Solution

The fourth proportional to 66,730,779.60, 100,096,169.40 and 52,398,056.40 is: 78,597,084.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,730,779.60 : 100,096,169.40 = 52,398,056.40 : x
  2. Step 2: Convert to fraction form
    66,730,779.60/100,096,169.40 = 52,398,056.40/x
  3. Step 3: Cross multiply
    66,730,779.60x = 100,096,169.40 × 52,398,056.40
  4. Step 4: Simplify right side
    66,730,779.60x = 5,244,844,729,645,154
  5. Step 5: Solve for x
    x = 5,244,844,729,645,154/66,730,779.60
  6. Step 6: Final answer
    x = 78,597,084.60

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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.