Home / 228,017,612.40-314,655,875.16-123,593,441.76

Finding the Fourth Proportional to 228,017,612.40, 314,655,875.16 and 123,593,441.76

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Solution

The fourth proportional to 228,017,612.40, 314,655,875.16 and 123,593,441.76 is: 170,554,380.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,017,612.40 : 314,655,875.16 = 123,593,441.76 : x
  2. Step 2: Convert to fraction form
    228,017,612.40/314,655,875.16 = 123,593,441.76/x
  3. Step 3: Cross multiply
    228,017,612.40x = 314,655,875.16 × 123,593,441.76
  4. Step 4: Simplify right side
    228,017,612.40x = 38,889,402,581,029,296
  5. Step 5: Solve for x
    x = 38,889,402,581,029,296/228,017,612.40
  6. Step 6: Final answer
    x = 170,554,380.30

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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.