Home / 211,117,006.40-316,675,509.60-211,117,006.40

Finding the Fourth Proportional to 211,117,006.40, 316,675,509.60 and 211,117,006.40

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Solution

The fourth proportional to 211,117,006.40, 316,675,509.60 and 211,117,006.40 is: 316,675,509.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,117,006.40 : 316,675,509.60 = 211,117,006.40 : x
  2. Step 2: Convert to fraction form
    211,117,006.40/316,675,509.60 = 211,117,006.40/x
  3. Step 3: Cross multiply
    211,117,006.40x = 316,675,509.60 × 211,117,006.40
  4. Step 4: Simplify right side
    211,117,006.40x = 66,855,585,586,946,472
  5. Step 5: Solve for x
    x = 66,855,585,586,946,472/211,117,006.40
  6. Step 6: Final answer
    x = 316,675,509.60

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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.