Home / 65,852,841,054.74-90,877,747,163.74-35,779,827,807.86

Finding the Fourth Proportional to 65,852,841,054.74, 90,877,747,163.74 and 35,779,827,807.86

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Solution

The fourth proportional to 65,852,841,054.74, 90,877,747,163.74 and 35,779,827,807.86 is: 49,376,611,441.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,852,841,054.74 : 90,877,747,163.74 = 35,779,827,807.86 : x
  2. Step 2: Convert to fraction form
    65,852,841,054.74/90,877,747,163.74 = 35,779,827,807.86/x
  3. Step 3: Cross multiply
    65,852,841,054.74x = 90,877,747,163.74 × 35,779,827,807.86
  4. Step 4: Simplify right side
    65,852,841,054.74x = 3,251,590,145,084,855,156,736
  5. Step 5: Solve for x
    x = 3,251,590,145,084,855,156,736/65,852,841,054.74
  6. Step 6: Final answer
    x = 49,376,611,441.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.