Home / 103,070,718.81-154,602,043.20-34,913,410.56

Finding the Fourth Proportional to 103,070,718.81, 154,602,043.20 and 34,913,410.56

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Solution

The fourth proportional to 103,070,718.81, 154,602,043.20 and 34,913,410.56 is: 52,368,749.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,070,718.81 : 154,602,043.20 = 34,913,410.56 : x
  2. Step 2: Convert to fraction form
    103,070,718.81/154,602,043.20 = 34,913,410.56/x
  3. Step 3: Cross multiply
    103,070,718.81x = 154,602,043.20 × 34,913,410.56
  4. Step 4: Simplify right side
    103,070,718.81x = 5,397,684,607,656,456
  5. Step 5: Solve for x
    x = 5,397,684,607,656,456/103,070,718.81
  6. Step 6: Final answer
    x = 52,368,749.05

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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.