Home / 434,629,501.80-651,720,303.90-161,859,863.40

Finding the Fourth Proportional to 434,629,501.80, 651,720,303.90 and 161,859,863.40

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Solution

The fourth proportional to 434,629,501.80, 651,720,303.90 and 161,859,863.40 is: 242,706,394.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,629,501.80 : 651,720,303.90 = 161,859,863.40 : x
  2. Step 2: Convert to fraction form
    434,629,501.80/651,720,303.90 = 161,859,863.40/x
  3. Step 3: Cross multiply
    434,629,501.80x = 651,720,303.90 × 161,859,863.40
  4. Step 4: Simplify right side
    434,629,501.80x = 105,487,359,364,260,480
  5. Step 5: Solve for x
    x = 105,487,359,364,260,480/434,629,501.80
  6. Step 6: Final answer
    x = 242,706,394.59

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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.