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Finding the Fourth Proportional to 1,063,145,833.40, 1,484,776,196.20 and 1,063,145,833.40

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Solution

The fourth proportional to 1,063,145,833.40, 1,484,776,196.20 and 1,063,145,833.40 is: 1,484,776,196.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063,145,833.40 : 1,484,776,196.20 = 1,063,145,833.40 : x
  2. Step 2: Convert to fraction form
    1,063,145,833.40/1,484,776,196.20 = 1,063,145,833.40/x
  3. Step 3: Cross multiply
    1,063,145,833.40x = 1,484,776,196.20 × 1,063,145,833.40
  4. Step 4: Simplify right side
    1,063,145,833.40x = 1,578,533,626,521,530,880
  5. Step 5: Solve for x
    x = 1,578,533,626,521,530,880/1,063,145,833.40
  6. Step 6: Final answer
    x = 1,484,776,196.20

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.