Home / 10,391,163,706.17-14,341,358,551.59-8,180,133,999.93

Finding the Fourth Proportional to 10,391,163,706.17, 14,341,358,551.59 and 8,180,133,999.93

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Solution

The fourth proportional to 10,391,163,706.17, 14,341,358,551.59 and 8,180,133,999.93 is: 11,289,807,187.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,391,163,706.17 : 14,341,358,551.59 = 8,180,133,999.93 : x
  2. Step 2: Convert to fraction form
    10,391,163,706.17/14,341,358,551.59 = 8,180,133,999.93/x
  3. Step 3: Cross multiply
    10,391,163,706.17x = 14,341,358,551.59 × 8,180,133,999.93
  4. Step 4: Simplify right side
    10,391,163,706.17x = 117,314,234,693,048,221,696
  5. Step 5: Solve for x
    x = 117,314,234,693,048,221,696/10,391,163,706.17
  6. Step 6: Final answer
    x = 11,289,807,187.18

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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.