Home / 1,345,896,003.15-2,018,844,004.73-528,034,985.55

Finding the Fourth Proportional to 1,345,896,003.15, 2,018,844,004.73 and 528,034,985.55

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Solution

The fourth proportional to 1,345,896,003.15, 2,018,844,004.73 and 528,034,985.55 is: 792,052,478.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,896,003.15 : 2,018,844,004.73 = 528,034,985.55 : x
  2. Step 2: Convert to fraction form
    1,345,896,003.15/2,018,844,004.73 = 528,034,985.55/x
  3. Step 3: Cross multiply
    1,345,896,003.15x = 2,018,844,004.73 × 528,034,985.55
  4. Step 4: Simplify right side
    1,345,896,003.15x = 1,066,020,264,865,309,696
  5. Step 5: Solve for x
    x = 1,066,020,264,865,309,696/1,345,896,003.15
  6. Step 6: Final answer
    x = 792,052,478.33

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Double scale
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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.