Home / 1,475,502,663.40-2,213,502,000.90-440,468,171.80

Finding the Fourth Proportional to 1,475,502,663.40, 2,213,502,000.90 and 440,468,171.80

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Solution

The fourth proportional to 1,475,502,663.40, 2,213,502,000.90 and 440,468,171.80 is: 660,776,292.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475,502,663.40 : 2,213,502,000.90 = 440,468,171.80 : x
  2. Step 2: Convert to fraction form
    1,475,502,663.40/2,213,502,000.90 = 440,468,171.80/x
  3. Step 3: Cross multiply
    1,475,502,663.40x = 2,213,502,000.90 × 440,468,171.80
  4. Step 4: Simplify right side
    1,475,502,663.40x = 974,977,179,612,065,024
  5. Step 5: Solve for x
    x = 974,977,179,612,065,024/1,475,502,663.40
  6. Step 6: Final answer
    x = 660,776,292.58

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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.