Home / 211,223,866,045.66-316,966,119,690.48-97,882,465,927.42

Finding the Fourth Proportional to 211,223,866,045.66, 316,966,119,690.48 and 97,882,465,927.42

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Solution

The fourth proportional to 211,223,866,045.66, 316,966,119,690.48 and 97,882,465,927.42 is: 146,884,090,285.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,223,866,045.66 : 316,966,119,690.48 = 97,882,465,927.42 : x
  2. Step 2: Convert to fraction form
    211,223,866,045.66/316,966,119,690.48 = 97,882,465,927.42/x
  3. Step 3: Cross multiply
    211,223,866,045.66x = 316,966,119,690.48 × 97,882,465,927.42
  4. Step 4: Simplify right side
    211,223,866,045.66x = 31,025,425,410,749,936,697,344
  5. Step 5: Solve for x
    x = 31,025,425,410,749,936,697,344/211,223,866,045.66
  6. Step 6: Final answer
    x = 146,884,090,285.72

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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.