Home / 191,010,264,561.36-286,407,886,130.82-63,456,669,164.07

Finding the Fourth Proportional to 191,010,264,561.36, 286,407,886,130.82 and 63,456,669,164.07

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Solution

The fourth proportional to 191,010,264,561.36, 286,407,886,130.82 and 63,456,669,164.07 is: 95,149,286,965.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,010,264,561.36 : 286,407,886,130.82 = 63,456,669,164.07 : x
  2. Step 2: Convert to fraction form
    191,010,264,561.36/286,407,886,130.82 = 63,456,669,164.07/x
  3. Step 3: Cross multiply
    191,010,264,561.36x = 286,407,886,130.82 × 63,456,669,164.07
  4. Step 4: Simplify right side
    191,010,264,561.36x = 18,174,490,476,184,078,385,152
  5. Step 5: Solve for x
    x = 18,174,490,476,184,078,385,152/191,010,264,561.36
  6. Step 6: Final answer
    x = 95,149,286,965.91

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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.