Home / 310,319,728.10-465,593,094.34-144,402,363.63

Finding the Fourth Proportional to 310,319,728.10, 465,593,094.34 and 144,402,363.63

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Solution

The fourth proportional to 310,319,728.10, 465,593,094.34 and 144,402,363.63 is: 216,656,361.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,319,728.10 : 465,593,094.34 = 144,402,363.63 : x
  2. Step 2: Convert to fraction form
    310,319,728.10/465,593,094.34 = 144,402,363.63/x
  3. Step 3: Cross multiply
    310,319,728.10x = 465,593,094.34 × 144,402,363.63
  4. Step 4: Simplify right side
    310,319,728.10x = 67,232,743,312,952,104
  5. Step 5: Solve for x
    x = 67,232,743,312,952,104/310,319,728.10
  6. Step 6: Final answer
    x = 216,656,361.89

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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.