Home / 191,010,264,569.36-286,407,886,142.80-63,456,669,172.08

Finding the Fourth Proportional to 191,010,264,569.36, 286,407,886,142.80 and 63,456,669,172.08

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Solution

The fourth proportional to 191,010,264,569.36, 286,407,886,142.80 and 63,456,669,172.08 is: 95,149,286,977.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,010,264,569.36 : 286,407,886,142.80 = 63,456,669,172.08 : x
  2. Step 2: Convert to fraction form
    191,010,264,569.36/286,407,886,142.80 = 63,456,669,172.08/x
  3. Step 3: Cross multiply
    191,010,264,569.36x = 286,407,886,142.80 × 63,456,669,172.08
  4. Step 4: Simplify right side
    191,010,264,569.36x = 18,174,490,479,238,414,598,144
  5. Step 5: Solve for x
    x = 18,174,490,479,238,414,598,144/191,010,264,569.36
  6. Step 6: Final answer
    x = 95,149,286,977.92

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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.