Home / 103,579,209,230.43-142,937,787,526.45-57,854,151,937.69

Finding the Fourth Proportional to 103,579,209,230.43, 142,937,787,526.45 and 57,854,151,937.69

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Solution

The fourth proportional to 103,579,209,230.43, 142,937,787,526.45 and 57,854,151,937.69 is: 79,837,880,001.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,579,209,230.43 : 142,937,787,526.45 = 57,854,151,937.69 : x
  2. Step 2: Convert to fraction form
    103,579,209,230.43/142,937,787,526.45 = 57,854,151,937.69/x
  3. Step 3: Cross multiply
    103,579,209,230.43x = 142,937,787,526.45 × 57,854,151,937.69
  4. Step 4: Simplify right side
    103,579,209,230.43x = 8,269,544,477,192,490,057,728
  5. Step 5: Solve for x
    x = 8,269,544,477,192,490,057,728/103,579,209,230.43
  6. Step 6: Final answer
    x = 79,837,880,001.53

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Double scale
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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.