Home / 107,550,376,774.67-148,432,534,642.41-61,212,070,501.80

Finding the Fourth Proportional to 107,550,376,774.67, 148,432,534,642.41 and 61,212,070,501.80

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Solution

The fourth proportional to 107,550,376,774.67, 148,432,534,642.41 and 61,212,070,501.80 is: 84,480,064,577.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,550,376,774.67 : 148,432,534,642.41 = 61,212,070,501.80 : x
  2. Step 2: Convert to fraction form
    107,550,376,774.67/148,432,534,642.41 = 61,212,070,501.80/x
  3. Step 3: Cross multiply
    107,550,376,774.67x = 148,432,534,642.41 × 61,212,070,501.80
  4. Step 4: Simplify right side
    107,550,376,774.67x = 9,085,862,775,291,626,127,360
  5. Step 5: Solve for x
    x = 9,085,862,775,291,626,127,360/107,550,376,774.67
  6. Step 6: Final answer
    x = 84,480,064,577.81

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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.