Home / 382,638,333,402.58-528,056,942,097.44-220,058,106,258.90

Finding the Fourth Proportional to 382,638,333,402.58, 528,056,942,097.44 and 220,058,106,258.90

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Solution

The fourth proportional to 382,638,333,402.58, 528,056,942,097.44 and 220,058,106,258.90 is: 303,689,412,509.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,638,333,402.58 : 528,056,942,097.44 = 220,058,106,258.90 : x
  2. Step 2: Convert to fraction form
    382,638,333,402.58/528,056,942,097.44 = 220,058,106,258.90/x
  3. Step 3: Cross multiply
    382,638,333,402.58x = 528,056,942,097.44 × 220,058,106,258.90
  4. Step 4: Simplify right side
    382,638,333,402.58x = 116,203,210,674,828,254,117,888
  5. Step 5: Solve for x
    x = 116,203,210,674,828,254,117,888/382,638,333,402.58
  6. Step 6: Final answer
    x = 303,689,412,509.98

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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.