Home / 19,149,372,119.10-28,724,058,178.65-10,333,403,658.30

Finding the Fourth Proportional to 19,149,372,119.10, 28,724,058,178.65 and 10,333,403,658.30

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Solution

The fourth proportional to 19,149,372,119.10, 28,724,058,178.65 and 10,333,403,658.30 is: 15,500,105,487.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,149,372,119.10 : 28,724,058,178.65 = 10,333,403,658.30 : x
  2. Step 2: Convert to fraction form
    19,149,372,119.10/28,724,058,178.65 = 10,333,403,658.30/x
  3. Step 3: Cross multiply
    19,149,372,119.10x = 28,724,058,178.65 × 10,333,403,658.30
  4. Step 4: Simplify right side
    19,149,372,119.10x = 296,817,287,864,483,971,072
  5. Step 5: Solve for x
    x = 296,817,287,864,483,971,072/19,149,372,119.10
  6. Step 6: Final answer
    x = 15,500,105,487.45

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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.