Home / 1,525,123,486.08-2,104,501,994.10-855,915,035.76

Finding the Fourth Proportional to 1,525,123,486.08, 2,104,501,994.10 and 855,915,035.76

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Solution

The fourth proportional to 1,525,123,486.08, 2,104,501,994.10 and 855,915,035.76 is: 1,181,068,232.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,123,486.08 : 2,104,501,994.10 = 855,915,035.76 : x
  2. Step 2: Convert to fraction form
    1,525,123,486.08/2,104,501,994.10 = 855,915,035.76/x
  3. Step 3: Cross multiply
    1,525,123,486.08x = 2,104,501,994.10 × 855,915,035.76
  4. Step 4: Simplify right side
    1,525,123,486.08x = 1,801,274,899,537,092,608
  5. Step 5: Solve for x
    x = 1,801,274,899,537,092,608/1,525,123,486.08
  6. Step 6: Final answer
    x = 1,181,068,232.16

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Double scale
Find fourth proportional to 1,525,123,487.08, 2,104,501,995.48 and 855,915,036.76
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1.5x scale

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.