Home / 18,617,459,383.62-25,692,639,030.72-10,159,828,303.08

Finding the Fourth Proportional to 18,617,459,383.62, 25,692,639,030.72 and 10,159,828,303.08

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Solution

The fourth proportional to 18,617,459,383.62, 25,692,639,030.72 and 10,159,828,303.08 is: 14,020,860,517.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,617,459,383.62 : 25,692,639,030.72 = 10,159,828,303.08 : x
  2. Step 2: Convert to fraction form
    18,617,459,383.62/25,692,639,030.72 = 10,159,828,303.08/x
  3. Step 3: Cross multiply
    18,617,459,383.62x = 25,692,639,030.72 × 10,159,828,303.08
  4. Step 4: Simplify right side
    18,617,459,383.62x = 261,032,801,205,126,955,008
  5. Step 5: Solve for x
    x = 261,032,801,205,126,955,008/18,617,459,383.62
  6. Step 6: Final answer
    x = 14,020,860,517.35

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Double scale
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1.5x scale

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.