Home / 159,710,507.15-220,401,164.03-86,371,649.15

Finding the Fourth Proportional to 159,710,507.15, 220,401,164.03 and 86,371,649.15

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Solution

The fourth proportional to 159,710,507.15, 220,401,164.03 and 86,371,649.15 is: 119,193,235.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,710,507.15 : 220,401,164.03 = 86,371,649.15 : x
  2. Step 2: Convert to fraction form
    159,710,507.15/220,401,164.03 = 86,371,649.15/x
  3. Step 3: Cross multiply
    159,710,507.15x = 220,401,164.03 × 86,371,649.15
  4. Step 4: Simplify right side
    159,710,507.15x = 19,036,412,010,316,896
  5. Step 5: Solve for x
    x = 19,036,412,010,316,896/159,710,507.15
  6. Step 6: Final answer
    x = 119,193,235.00

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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.