Home / 279,907,702.04-386,349,457.98-162,470,866.77

Finding the Fourth Proportional to 279,907,702.04, 386,349,457.98 and 162,470,866.77

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Solution

The fourth proportional to 279,907,702.04, 386,349,457.98 and 162,470,866.77 is: 224,254,391.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,907,702.04 : 386,349,457.98 = 162,470,866.77 : x
  2. Step 2: Convert to fraction form
    279,907,702.04/386,349,457.98 = 162,470,866.77/x
  3. Step 3: Cross multiply
    279,907,702.04x = 386,349,457.98 × 162,470,866.77
  4. Step 4: Simplify right side
    279,907,702.04x = 62,770,531,314,130,304
  5. Step 5: Solve for x
    x = 62,770,531,314,130,304/279,907,702.04
  6. Step 6: Final answer
    x = 224,254,391.21

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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.