Home / 18,387,791,692,951-27,581,714,085,120-7,509,045,390,773.90

Finding the Fourth Proportional to 18,387,791,692,951, 27,581,714,085,120 and 7,509,045,390,773.90

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Solution

The fourth proportional to 18,387,791,692,951, 27,581,714,085,120 and 7,509,045,390,773.90 is: 11,263,578,926,658.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,387,791,692,951 : 27,581,714,085,120 = 7,509,045,390,773.90 : x
  2. Step 2: Convert to fraction form
    18,387,791,692,951/27,581,714,085,120 = 7,509,045,390,773.90/x
  3. Step 3: Cross multiply
    18,387,791,692,951x = 27,581,714,085,120 × 7,509,045,390,773.90
  4. Step 4: Simplify right side
    18,387,791,692,951x = 207,112,343,020,513,915,461,173,248
  5. Step 5: Solve for x
    x = 207,112,343,020,513,915,461,173,248/18,387,791,692,951
  6. Step 6: Final answer
    x = 11,263,578,926,658.76

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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.