Home / 673,963,411.35-1,010,945,117.03-440,160,864.15

Finding the Fourth Proportional to 673,963,411.35, 1,010,945,117.03 and 440,160,864.15

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Solution

The fourth proportional to 673,963,411.35, 1,010,945,117.03 and 440,160,864.15 is: 660,241,296.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,963,411.35 : 1,010,945,117.03 = 440,160,864.15 : x
  2. Step 2: Convert to fraction form
    673,963,411.35/1,010,945,117.03 = 440,160,864.15/x
  3. Step 3: Cross multiply
    673,963,411.35x = 1,010,945,117.03 × 440,160,864.15
  4. Step 4: Simplify right side
    673,963,411.35x = 444,978,476,317,946,816
  5. Step 5: Solve for x
    x = 444,978,476,317,946,816/673,963,411.35
  6. Step 6: Final answer
    x = 660,241,296.23

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Double scale
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1.5x scale

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.