Home / 101,634,369,878.96-140,254,656,413.64-55,907,663,166.80

Finding the Fourth Proportional to 101,634,369,878.96, 140,254,656,413.64 and 55,907,663,166.80

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Solution

The fourth proportional to 101,634,369,878.96, 140,254,656,413.64 and 55,907,663,166.80 is: 77,152,149,392.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,634,369,878.96 : 140,254,656,413.64 = 55,907,663,166.80 : x
  2. Step 2: Convert to fraction form
    101,634,369,878.96/140,254,656,413.64 = 55,907,663,166.80/x
  3. Step 3: Cross multiply
    101,634,369,878.96x = 140,254,656,413.64 × 55,907,663,166.80
  4. Step 4: Simplify right side
    101,634,369,878.96x = 7,841,310,088,349,052,043,264
  5. Step 5: Solve for x
    x = 7,841,310,088,349,052,043,264/101,634,369,878.96
  6. Step 6: Final answer
    x = 77,152,149,392.84

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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.