Home / 90,486,438,862.32-124,871,284,149.84-52,446,710,107.84

Finding the Fourth Proportional to 90,486,438,862.32, 124,871,284,149.84 and 52,446,710,107.84

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Solution

The fourth proportional to 90,486,438,862.32, 124,871,284,149.84 and 52,446,710,107.84 is: 72,376,459,090.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,486,438,862.32 : 124,871,284,149.84 = 52,446,710,107.84 : x
  2. Step 2: Convert to fraction form
    90,486,438,862.32/124,871,284,149.84 = 52,446,710,107.84/x
  3. Step 3: Cross multiply
    90,486,438,862.32x = 124,871,284,149.84 × 52,446,710,107.84
  4. Step 4: Simplify right side
    90,486,438,862.32x = 6,549,088,040,600,374,083,584
  5. Step 5: Solve for x
    x = 6,549,088,040,600,374,083,584/90,486,438,862.32
  6. Step 6: Final answer
    x = 72,376,459,090.90

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.