Home / 65,852,841,034.37-90,877,747,135.62-35,779,827,787.49

Finding the Fourth Proportional to 65,852,841,034.37, 90,877,747,135.62 and 35,779,827,787.49

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Solution

The fourth proportional to 65,852,841,034.37, 90,877,747,135.62 and 35,779,827,787.49 is: 49,376,611,413.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,852,841,034.37 : 90,877,747,135.62 = 35,779,827,787.49 : x
  2. Step 2: Convert to fraction form
    65,852,841,034.37/90,877,747,135.62 = 35,779,827,787.49/x
  3. Step 3: Cross multiply
    65,852,841,034.37x = 90,877,747,135.62 × 35,779,827,787.49
  4. Step 4: Simplify right side
    65,852,841,034.37x = 3,251,590,142,226,913,034,240
  5. Step 5: Solve for x
    x = 3,251,590,142,226,913,034,240/65,852,841,034.37
  6. Step 6: Final answer
    x = 49,376,611,413.47

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1.5x scale

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.