Home / 9,689,541,112.14-13,374,054,645.93-6,310,869,746.67

Finding the Fourth Proportional to 9,689,541,112.14, 13,374,054,645.93 and 6,310,869,746.67

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Solution

The fourth proportional to 9,689,541,112.14, 13,374,054,645.93 and 6,310,869,746.67 is: 8,710,620,645.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,689,541,112.14 : 13,374,054,645.93 = 6,310,869,746.67 : x
  2. Step 2: Convert to fraction form
    9,689,541,112.14/13,374,054,645.93 = 6,310,869,746.67/x
  3. Step 3: Cross multiply
    9,689,541,112.14x = 13,374,054,645.93 × 6,310,869,746.67
  4. Step 4: Simplify right side
    9,689,541,112.14x = 84,401,916,855,357,800,448
  5. Step 5: Solve for x
    x = 84,401,916,855,357,800,448/9,689,541,112.14
  6. Step 6: Final answer
    x = 8,710,620,645.35

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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.