Home / 545,247,465,435.20-817,484,214,626.40-209,732,748,046.40

Finding the Fourth Proportional to 545,247,465,435.20, 817,484,214,626.40 and 209,732,748,046.40

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Solution

The fourth proportional to 545,247,465,435.20, 817,484,214,626.40 and 209,732,748,046.40 is: 314,450,266,506.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,247,465,435.20 : 817,484,214,626.40 = 209,732,748,046.40 : x
  2. Step 2: Convert to fraction form
    545,247,465,435.20/817,484,214,626.40 = 209,732,748,046.40/x
  3. Step 3: Cross multiply
    545,247,465,435.20x = 817,484,214,626.40 × 209,732,748,046.40
  4. Step 4: Simplify right side
    545,247,465,435.20x = 171,453,210,818,147,923,263,488
  5. Step 5: Solve for x
    x = 171,453,210,818,147,923,263,488/545,247,465,435.20
  6. Step 6: Final answer
    x = 314,450,266,506.60

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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.