Home / 9,657,816,111.30-14,486,724,166.95-7,912,989,020.10

Finding the Fourth Proportional to 9,657,816,111.30, 14,486,724,166.95 and 7,912,989,020.10

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Solution

The fourth proportional to 9,657,816,111.30, 14,486,724,166.95 and 7,912,989,020.10 is: 11,869,483,530.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,657,816,111.30 : 14,486,724,166.95 = 7,912,989,020.10 : x
  2. Step 2: Convert to fraction form
    9,657,816,111.30/14,486,724,166.95 = 7,912,989,020.10/x
  3. Step 3: Cross multiply
    9,657,816,111.30x = 14,486,724,166.95 × 7,912,989,020.10
  4. Step 4: Simplify right side
    9,657,816,111.30x = 114,633,289,270,292,676,608
  5. Step 5: Solve for x
    x = 114,633,289,270,292,676,608/9,657,816,111.30
  6. Step 6: Final answer
    x = 11,869,483,530.15

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Double scale
Find fourth proportional to 9,657,816,112.30, 14,486,724,168.45 and 7,912,989,021.10
Similar ratio
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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.