Home / 368,399,840.12-508,621,216.80-234,513,300

Finding the Fourth Proportional to 368,399,840.12, 508,621,216.80 and 234,513,300

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Solution

The fourth proportional to 368,399,840.12, 508,621,216.80 and 234,513,300 is: 323,774,407.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,399,840.12 : 508,621,216.80 = 234,513,300 : x
  2. Step 2: Convert to fraction form
    368,399,840.12/508,621,216.80 = 234,513,300/x
  3. Step 3: Cross multiply
    368,399,840.12x = 508,621,216.80 × 234,513,300
  4. Step 4: Simplify right side
    368,399,840.12x = 119,278,440,001,783,440
  5. Step 5: Solve for x
    x = 119,278,440,001,783,440/368,399,840.12
  6. Step 6: Final answer
    x = 323,774,407.62

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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.