Home / 18,118,136,402,859-25,003,027,279,601-9,784,622,294,461

Finding the Fourth Proportional to 18,118,136,402,859, 25,003,027,279,601 and 9,784,622,294,461

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Solution

The fourth proportional to 18,118,136,402,859, 25,003,027,279,601 and 9,784,622,294,461 is: 13,502,778,249,886.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,118,136,402,859 : 25,003,027,279,601 = 9,784,622,294,461 : x
  2. Step 2: Convert to fraction form
    18,118,136,402,859/25,003,027,279,601 = 9,784,622,294,461/x
  3. Step 3: Cross multiply
    18,118,136,402,859x = 25,003,027,279,601 × 9,784,622,294,461
  4. Step 4: Simplify right side
    18,118,136,402,859x = 244,645,178,149,000,516,869,292,032
  5. Step 5: Solve for x
    x = 244,645,178,149,000,516,869,292,032/18,118,136,402,859
  6. Step 6: Final answer
    x = 13,502,778,249,886.46

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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.