Home / 440,460,316.42-607,663,203.69-252,187,990.36

Finding the Fourth Proportional to 440,460,316.42, 607,663,203.69 and 252,187,990.36

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Solution

The fourth proportional to 440,460,316.42, 607,663,203.69 and 252,187,990.36 is: 347,920,928.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,460,316.42 : 607,663,203.69 = 252,187,990.36 : x
  2. Step 2: Convert to fraction form
    440,460,316.42/607,663,203.69 = 252,187,990.36/x
  3. Step 3: Cross multiply
    440,460,316.42x = 607,663,203.69 × 252,187,990.36
  4. Step 4: Simplify right side
    440,460,316.42x = 153,245,362,154,300,448
  5. Step 5: Solve for x
    x = 153,245,362,154,300,448/440,460,316.42
  6. Step 6: Final answer
    x = 347,920,928.27

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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.