Home / 357,839,434.20-536,699,358.71-99,080,811.30

Finding the Fourth Proportional to 357,839,434.20, 536,699,358.71 and 99,080,811.30

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Solution

The fourth proportional to 357,839,434.20, 536,699,358.71 and 99,080,811.30 is: 148,604,661.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,839,434.20 : 536,699,358.71 = 99,080,811.30 : x
  2. Step 2: Convert to fraction form
    357,839,434.20/536,699,358.71 = 99,080,811.30/x
  3. Step 3: Cross multiply
    357,839,434.20x = 536,699,358.71 × 99,080,811.30
  4. Step 4: Simplify right side
    357,839,434.20x = 53,176,607,885,176,520
  5. Step 5: Solve for x
    x = 53,176,607,885,176,520/357,839,434.20
  6. Step 6: Final answer
    x = 148,604,661.21

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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.