Home / 142,713,250.60-214,069,875.90-99,666,529.60

Finding the Fourth Proportional to 142,713,250.60, 214,069,875.90 and 99,666,529.60

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Solution

The fourth proportional to 142,713,250.60, 214,069,875.90 and 99,666,529.60 is: 149,499,794.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,713,250.60 : 214,069,875.90 = 99,666,529.60 : x
  2. Step 2: Convert to fraction form
    142,713,250.60/214,069,875.90 = 99,666,529.60/x
  3. Step 3: Cross multiply
    142,713,250.60x = 214,069,875.90 × 99,666,529.60
  4. Step 4: Simplify right side
    142,713,250.60x = 21,335,601,622,855,676
  5. Step 5: Solve for x
    x = 21,335,601,622,855,676/142,713,250.60
  6. Step 6: Final answer
    x = 149,499,794.40

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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.