Home / 13,036,010,428,391-17,988,883,822,008-7,182,790,128,856.20

Finding the Fourth Proportional to 13,036,010,428,391, 17,988,883,822,008 and 7,182,790,128,856.20

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Solution

The fourth proportional to 13,036,010,428,391, 17,988,883,822,008 and 7,182,790,128,856.20 is: 9,911,803,757,417.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,036,010,428,391 : 17,988,883,822,008 = 7,182,790,128,856.20 : x
  2. Step 2: Convert to fraction form
    13,036,010,428,391/17,988,883,822,008 = 7,182,790,128,856.20/x
  3. Step 3: Cross multiply
    13,036,010,428,391x = 17,988,883,822,008 × 7,182,790,128,856.20
  4. Step 4: Simplify right side
    13,036,010,428,391x = 129,210,377,145,860,060,373,581,824
  5. Step 5: Solve for x
    x = 129,210,377,145,860,060,373,581,824/13,036,010,428,391
  6. Step 6: Final answer
    x = 9,911,803,757,417.53

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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.