Home / 90,748,985.40-136,189,833.30-60,446,777.40

Finding the Fourth Proportional to 90,748,985.40, 136,189,833.30 and 60,446,777.40

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Solution

The fourth proportional to 90,748,985.40, 136,189,833.30 and 60,446,777.40 is: 90,714,364.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,748,985.40 : 136,189,833.30 = 60,446,777.40 : x
  2. Step 2: Convert to fraction form
    90,748,985.40/136,189,833.30 = 60,446,777.40/x
  3. Step 3: Cross multiply
    90,748,985.40x = 136,189,833.30 × 60,446,777.40
  4. Step 4: Simplify right side
    90,748,985.40x = 8,232,236,537,628,208
  5. Step 5: Solve for x
    x = 8,232,236,537,628,208/90,748,985.40
  6. Step 6: Final answer
    x = 90,714,364.48

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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.