Home / 1,345,896,007.90-2,018,844,011.85-528,034,990.30

Finding the Fourth Proportional to 1,345,896,007.90, 2,018,844,011.85 and 528,034,990.30

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Solution

The fourth proportional to 1,345,896,007.90, 2,018,844,011.85 and 528,034,990.30 is: 792,052,485.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,896,007.90 : 2,018,844,011.85 = 528,034,990.30 : x
  2. Step 2: Convert to fraction form
    1,345,896,007.90/2,018,844,011.85 = 528,034,990.30/x
  3. Step 3: Cross multiply
    1,345,896,007.90x = 2,018,844,011.85 × 528,034,990.30
  4. Step 4: Simplify right side
    1,345,896,007.90x = 1,066,020,278,214,427,776
  5. Step 5: Solve for x
    x = 1,066,020,278,214,427,776/1,345,896,007.90
  6. Step 6: Final answer
    x = 792,052,485.45

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Double scale
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Similar ratio
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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.