Home / 525,566,214.64-788,394,165.18-137,388,423.16

Finding the Fourth Proportional to 525,566,214.64, 788,394,165.18 and 137,388,423.16

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Solution

The fourth proportional to 525,566,214.64, 788,394,165.18 and 137,388,423.16 is: 206,094,357.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,566,214.64 : 788,394,165.18 = 137,388,423.16 : x
  2. Step 2: Convert to fraction form
    525,566,214.64/788,394,165.18 = 137,388,423.16/x
  3. Step 3: Cross multiply
    525,566,214.64x = 788,394,165.18 × 137,388,423.16
  4. Step 4: Simplify right side
    525,566,214.64x = 108,316,231,182,624,768
  5. Step 5: Solve for x
    x = 108,316,231,182,624,768/525,566,214.64
  6. Step 6: Final answer
    x = 206,094,357.22

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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.