Home / 1,358,828,996.76-1,875,146,029.74-823,297,730.04

Finding the Fourth Proportional to 1,358,828,996.76, 1,875,146,029.74 and 823,297,730.04

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Solution

The fourth proportional to 1,358,828,996.76, 1,875,146,029.74 and 823,297,730.04 is: 1,136,127,852.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,828,996.76 : 1,875,146,029.74 = 823,297,730.04 : x
  2. Step 2: Convert to fraction form
    1,358,828,996.76/1,875,146,029.74 = 823,297,730.04/x
  3. Step 3: Cross multiply
    1,358,828,996.76x = 1,875,146,029.74 × 823,297,730.04
  4. Step 4: Simplify right side
    1,358,828,996.76x = 1,543,803,469,778,460,160
  5. Step 5: Solve for x
    x = 1,543,803,469,778,460,160/1,358,828,996.76
  6. Step 6: Final answer
    x = 1,136,127,852.33

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.