Home / 1,149,207,047.10-1,724,052,671.55-372,792,085.20

Finding the Fourth Proportional to 1,149,207,047.10, 1,724,052,671.55 and 372,792,085.20

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Solution

The fourth proportional to 1,149,207,047.10, 1,724,052,671.55 and 372,792,085.20 is: 559,266,663.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,207,047.10 : 1,724,052,671.55 = 372,792,085.20 : x
  2. Step 2: Convert to fraction form
    1,149,207,047.10/1,724,052,671.55 = 372,792,085.20/x
  3. Step 3: Cross multiply
    1,149,207,047.10x = 1,724,052,671.55 × 372,792,085.20
  4. Step 4: Simplify right side
    1,149,207,047.10x = 642,713,190,421,755,136
  5. Step 5: Solve for x
    x = 642,713,190,421,755,136/1,149,207,047.10
  6. Step 6: Final answer
    x = 559,266,663.08

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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.