Home / 1,639,282,807.11-2,262,228,222.78-896,726,877.15

Finding the Fourth Proportional to 1,639,282,807.11, 2,262,228,222.78 and 896,726,877.15

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Solution

The fourth proportional to 1,639,282,807.11, 2,262,228,222.78 and 896,726,877.15 is: 1,237,492,908.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,282,807.11 : 2,262,228,222.78 = 896,726,877.15 : x
  2. Step 2: Convert to fraction form
    1,639,282,807.11/2,262,228,222.78 = 896,726,877.15/x
  3. Step 3: Cross multiply
    1,639,282,807.11x = 2,262,228,222.78 × 896,726,877.15
  4. Step 4: Simplify right side
    1,639,282,807.11x = 2,028,600,849,614,104,064
  5. Step 5: Solve for x
    x = 2,028,600,849,614,104,064/1,639,282,807.11
  6. Step 6: Final answer
    x = 1,237,492,908.98

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.