Home / 143,208,002.80-214,812,004.20-88,788,444.40

Finding the Fourth Proportional to 143,208,002.80, 214,812,004.20 and 88,788,444.40

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Solution

The fourth proportional to 143,208,002.80, 214,812,004.20 and 88,788,444.40 is: 133,182,666.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,208,002.80 : 214,812,004.20 = 88,788,444.40 : x
  2. Step 2: Convert to fraction form
    143,208,002.80/214,812,004.20 = 88,788,444.40/x
  3. Step 3: Cross multiply
    143,208,002.80x = 214,812,004.20 × 88,788,444.40
  4. Step 4: Simplify right side
    143,208,002.80x = 19,072,823,691,364,268
  5. Step 5: Solve for x
    x = 19,072,823,691,364,268/143,208,002.80
  6. Step 6: Final answer
    x = 133,182,666.60

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1.5x scale

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.