Home / 1,345,896,021.90-2,018,844,032.85-528,035,004.30

Finding the Fourth Proportional to 1,345,896,021.90, 2,018,844,032.85 and 528,035,004.30

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Solution

The fourth proportional to 1,345,896,021.90, 2,018,844,032.85 and 528,035,004.30 is: 792,052,506.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,896,021.90 : 2,018,844,032.85 = 528,035,004.30 : x
  2. Step 2: Convert to fraction form
    1,345,896,021.90/2,018,844,032.85 = 528,035,004.30/x
  3. Step 3: Cross multiply
    1,345,896,021.90x = 2,018,844,032.85 × 528,035,004.30
  4. Step 4: Simplify right side
    1,345,896,021.90x = 1,066,020,317,566,979,072
  5. Step 5: Solve for x
    x = 1,066,020,317,566,979,072/1,345,896,021.90
  6. Step 6: Final answer
    x = 792,052,506.45

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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.