Home / 145,156,775.60-217,735,163.40-64,535,207.60

Finding the Fourth Proportional to 145,156,775.60, 217,735,163.40 and 64,535,207.60

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Solution

The fourth proportional to 145,156,775.60, 217,735,163.40 and 64,535,207.60 is: 96,802,811.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,156,775.60 : 217,735,163.40 = 64,535,207.60 : x
  2. Step 2: Convert to fraction form
    145,156,775.60/217,735,163.40 = 64,535,207.60/x
  3. Step 3: Cross multiply
    145,156,775.60x = 217,735,163.40 × 64,535,207.60
  4. Step 4: Simplify right side
    145,156,775.60x = 14,051,583,971,838,922
  5. Step 5: Solve for x
    x = 14,051,583,971,838,922/145,156,775.60
  6. Step 6: Final answer
    x = 96,802,811.40

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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.