Home / 211,223,866,025.62-316,966,119,660.40-97,882,465,907.35

Finding the Fourth Proportional to 211,223,866,025.62, 316,966,119,660.40 and 97,882,465,907.35

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Solution

The fourth proportional to 211,223,866,025.62, 316,966,119,660.40 and 97,882,465,907.35 is: 146,884,090,255.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,223,866,025.62 : 316,966,119,660.40 = 97,882,465,907.35 : x
  2. Step 2: Convert to fraction form
    211,223,866,025.62/316,966,119,660.40 = 97,882,465,907.35/x
  3. Step 3: Cross multiply
    211,223,866,025.62x = 316,966,119,660.40 × 97,882,465,907.35
  4. Step 4: Simplify right side
    211,223,866,025.62x = 31,025,425,401,444,126,687,232
  5. Step 5: Solve for x
    x = 31,025,425,401,444,126,687,232/211,223,866,025.62
  6. Step 6: Final answer
    x = 146,884,090,255.60

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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.