Home / 261,648,569.39-361,058,756.65-144,167,325.26

Finding the Fourth Proportional to 261,648,569.39, 361,058,756.65 and 144,167,325.26

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Solution

The fourth proportional to 261,648,569.39, 361,058,756.65 and 144,167,325.26 is: 198,941,944.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,648,569.39 : 361,058,756.65 = 144,167,325.26 : x
  2. Step 2: Convert to fraction form
    261,648,569.39/361,058,756.65 = 144,167,325.26/x
  3. Step 3: Cross multiply
    261,648,569.39x = 361,058,756.65 × 144,167,325.26
  4. Step 4: Simplify right side
    261,648,569.39x = 52,052,875,206,126,440
  5. Step 5: Solve for x
    x = 52,052,875,206,126,440/261,648,569.39
  6. Step 6: Final answer
    x = 198,941,944.64

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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.