Home / 708,849,458.20-1,063,274,187.30-613,297,970.20

Finding the Fourth Proportional to 708,849,458.20, 1,063,274,187.30 and 613,297,970.20

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Solution

The fourth proportional to 708,849,458.20, 1,063,274,187.30 and 613,297,970.20 is: 919,946,955.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,849,458.20 : 1,063,274,187.30 = 613,297,970.20 : x
  2. Step 2: Convert to fraction form
    708,849,458.20/1,063,274,187.30 = 613,297,970.20/x
  3. Step 3: Cross multiply
    708,849,458.20x = 1,063,274,187.30 × 613,297,970.20
  4. Step 4: Simplify right side
    708,849,458.20x = 652,103,900,837,144,576
  5. Step 5: Solve for x
    x = 652,103,900,837,144,576/708,849,458.20
  6. Step 6: Final answer
    x = 919,946,955.30

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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.