Home / 134,771,037.60-202,289,266.80-66,690,602.40

Finding the Fourth Proportional to 134,771,037.60, 202,289,266.80 and 66,690,602.40

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Solution

The fourth proportional to 134,771,037.60, 202,289,266.80 and 66,690,602.40 is: 100,101,574.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,771,037.60 : 202,289,266.80 = 66,690,602.40 : x
  2. Step 2: Convert to fraction form
    134,771,037.60/202,289,266.80 = 66,690,602.40/x
  3. Step 3: Cross multiply
    134,771,037.60x = 202,289,266.80 × 66,690,602.40
  4. Step 4: Simplify right side
    134,771,037.60x = 13,490,793,061,946,320
  5. Step 5: Solve for x
    x = 13,490,793,061,946,320/134,771,037.60
  6. Step 6: Final answer
    x = 100,101,574.51

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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.