Home / 13,102,019,953.60-19,653,029,930.40-4,258,841,713.60

Finding the Fourth Proportional to 13,102,019,953.60, 19,653,029,930.40 and 4,258,841,713.60

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Solution

The fourth proportional to 13,102,019,953.60, 19,653,029,930.40 and 4,258,841,713.60 is: 6,388,262,570.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,102,019,953.60 : 19,653,029,930.40 = 4,258,841,713.60 : x
  2. Step 2: Convert to fraction form
    13,102,019,953.60/19,653,029,930.40 = 4,258,841,713.60/x
  3. Step 3: Cross multiply
    13,102,019,953.60x = 19,653,029,930.40 × 4,258,841,713.60
  4. Step 4: Simplify right side
    13,102,019,953.60x = 83,699,143,666,216,828,928
  5. Step 5: Solve for x
    x = 83,699,143,666,216,828,928/13,102,019,953.60
  6. Step 6: Final answer
    x = 6,388,262,570.40

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Double scale
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1.5x scale

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.