Home / 434,554,210.80-651,607,367.40-161,784,572.40

Finding the Fourth Proportional to 434,554,210.80, 651,607,367.40 and 161,784,572.40

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Solution

The fourth proportional to 434,554,210.80, 651,607,367.40 and 161,784,572.40 is: 242,593,482.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,554,210.80 : 651,607,367.40 = 161,784,572.40 : x
  2. Step 2: Convert to fraction form
    434,554,210.80/651,607,367.40 = 161,784,572.40/x
  3. Step 3: Cross multiply
    434,554,210.80x = 651,607,367.40 × 161,784,572.40
  4. Step 4: Simplify right side
    434,554,210.80x = 105,420,019,307,498,704
  5. Step 5: Solve for x
    x = 105,420,019,307,498,704/434,554,210.80
  6. Step 6: Final answer
    x = 242,593,482.44

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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.