Home / 56,712,996,818.19-85,084,203,742.69-30,161,680,103.07

Finding the Fourth Proportional to 56,712,996,818.19, 85,084,203,742.69 and 30,161,680,103.07

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Solution

The fourth proportional to 56,712,996,818.19, 85,084,203,742.69 and 30,161,680,103.07 is: 45,250,342,586.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,712,996,818.19 : 85,084,203,742.69 = 30,161,680,103.07 : x
  2. Step 2: Convert to fraction form
    56,712,996,818.19/85,084,203,742.69 = 30,161,680,103.07/x
  3. Step 3: Cross multiply
    56,712,996,818.19x = 85,084,203,742.69 × 30,161,680,103.07
  4. Step 4: Simplify right side
    56,712,996,818.19x = 2,566,282,535,111,567,605,760
  5. Step 5: Solve for x
    x = 2,566,282,535,111,567,605,760/56,712,996,818.19
  6. Step 6: Final answer
    x = 45,250,342,586.17

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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.