Home / 38,283,306,866.37-52,835,596,160.47-21,788,860,935.85

Finding the Fourth Proportional to 38,283,306,866.37, 52,835,596,160.47 and 21,788,860,935.85

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Solution

The fourth proportional to 38,283,306,866.37, 52,835,596,160.47 and 21,788,860,935.85 is: 30,071,264,774.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,283,306,866.37 : 52,835,596,160.47 = 21,788,860,935.85 : x
  2. Step 2: Convert to fraction form
    38,283,306,866.37/52,835,596,160.47 = 21,788,860,935.85/x
  3. Step 3: Cross multiply
    38,283,306,866.37x = 52,835,596,160.47 × 21,788,860,935.85
  4. Step 4: Simplify right side
    38,283,306,866.37x = 1,151,227,457,202,987,204,608
  5. Step 5: Solve for x
    x = 1,151,227,457,202,987,204,608/38,283,306,866.37
  6. Step 6: Final answer
    x = 30,071,264,774.00

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1.5x scale

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.