Home / 10,513,152,022.80-15,769,728,034.20-5,353,371,670.80

Finding the Fourth Proportional to 10,513,152,022.80, 15,769,728,034.20 and 5,353,371,670.80

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Solution

The fourth proportional to 10,513,152,022.80, 15,769,728,034.20 and 5,353,371,670.80 is: 8,030,057,506.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,513,152,022.80 : 15,769,728,034.20 = 5,353,371,670.80 : x
  2. Step 2: Convert to fraction form
    10,513,152,022.80/15,769,728,034.20 = 5,353,371,670.80/x
  3. Step 3: Cross multiply
    10,513,152,022.80x = 15,769,728,034.20 × 5,353,371,670.80
  4. Step 4: Simplify right side
    10,513,152,022.80x = 84,421,215,314,506,858,496
  5. Step 5: Solve for x
    x = 84,421,215,314,506,858,496/10,513,152,022.80
  6. Step 6: Final answer
    x = 8,030,057,506.20

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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.