Home / 1,187,105,005,352-1,772,663,524,470.10-969,470,189,570.98

Finding the Fourth Proportional to 1,187,105,005,352, 1,772,663,524,470.10 and 969,470,189,570.98

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Solution

The fourth proportional to 1,187,105,005,352, 1,772,663,524,470.10 and 969,470,189,570.98 is: 1,447,676,857,030.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,187,105,005,352 : 1,772,663,524,470.10 = 969,470,189,570.98 : x
  2. Step 2: Convert to fraction form
    1,187,105,005,352/1,772,663,524,470.10 = 969,470,189,570.98/x
  3. Step 3: Cross multiply
    1,187,105,005,352x = 1,772,663,524,470.10 × 969,470,189,570.98
  4. Step 4: Simplify right side
    1,187,105,005,352x = 1,718,544,443,113,589,574,729,728
  5. Step 5: Solve for x
    x = 1,718,544,443,113,589,574,729,728/1,187,105,005,352
  6. Step 6: Final answer
    x = 1,447,676,857,030.86

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.