Home / 1,009,633,609.72-1,514,983,627.05-716,423,383.59

Finding the Fourth Proportional to 1,009,633,609.72, 1,514,983,627.05 and 716,423,383.59

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Solution

The fourth proportional to 1,009,633,609.72, 1,514,983,627.05 and 716,423,383.59 is: 1,075,013,436.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,633,609.72 : 1,514,983,627.05 = 716,423,383.59 : x
  2. Step 2: Convert to fraction form
    1,009,633,609.72/1,514,983,627.05 = 716,423,383.59/x
  3. Step 3: Cross multiply
    1,009,633,609.72x = 1,514,983,627.05 × 716,423,383.59
  4. Step 4: Simplify right side
    1,009,633,609.72x = 1,085,369,696,174,611,712
  5. Step 5: Solve for x
    x = 1,085,369,696,174,611,712/1,009,633,609.72
  6. Step 6: Final answer
    x = 1,075,013,436.29

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Double scale
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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.