Home / 143,948,255.74-215,748,904.69-66,117,759.01

Finding the Fourth Proportional to 143,948,255.74, 215,748,904.69 and 66,117,759.01

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Solution

The fourth proportional to 143,948,255.74, 215,748,904.69 and 66,117,759.01 is: 99,096,956.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,948,255.74 : 215,748,904.69 = 66,117,759.01 : x
  2. Step 2: Convert to fraction form
    143,948,255.74/215,748,904.69 = 66,117,759.01/x
  3. Step 3: Cross multiply
    143,948,255.74x = 215,748,904.69 × 66,117,759.01
  4. Step 4: Simplify right side
    143,948,255.74x = 14,264,834,086,964,878
  5. Step 5: Solve for x
    x = 14,264,834,086,964,878/143,948,255.74
  6. Step 6: Final answer
    x = 99,096,956.84

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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.