Home / 64,642,710,769.80-96,964,066,154.70-61,051,019,915.40

Finding the Fourth Proportional to 64,642,710,769.80, 96,964,066,154.70 and 61,051,019,915.40

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Solution

The fourth proportional to 64,642,710,769.80, 96,964,066,154.70 and 61,051,019,915.40 is: 91,576,529,873.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,642,710,769.80 : 96,964,066,154.70 = 61,051,019,915.40 : x
  2. Step 2: Convert to fraction form
    64,642,710,769.80/96,964,066,154.70 = 61,051,019,915.40/x
  3. Step 3: Cross multiply
    64,642,710,769.80x = 96,964,066,154.70 × 61,051,019,915.40
  4. Step 4: Simplify right side
    64,642,710,769.80x = 5,919,755,133,888,752,517,120
  5. Step 5: Solve for x
    x = 5,919,755,133,888,752,517,120/64,642,710,769.80
  6. Step 6: Final answer
    x = 91,576,529,873.10

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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.