Home / 258,871,075.60-357,239,726.07-141,396,374.74

Finding the Fourth Proportional to 258,871,075.60, 357,239,726.07 and 141,396,374.74

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Solution

The fourth proportional to 258,871,075.60, 357,239,726.07 and 141,396,374.74 is: 195,125,709.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,871,075.60 : 357,239,726.07 = 141,396,374.74 : x
  2. Step 2: Convert to fraction form
    258,871,075.60/357,239,726.07 = 141,396,374.74/x
  3. Step 3: Cross multiply
    258,871,075.60x = 357,239,726.07 × 141,396,374.74
  4. Step 4: Simplify right side
    258,871,075.60x = 50,512,402,179,408,672
  5. Step 5: Solve for x
    x = 50,512,402,179,408,672/258,871,075.60
  6. Step 6: Final answer
    x = 195,125,709.05

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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.